Frequently Asked Questions

Unfortunately, we are not accepting sponsorship proposals at this time.

Most of our products are intended to be used within 1-2 years. Rain-X^® does not guarantee the performance of our chemical products beyond 2 years.

Rain-XLatitude^®: 16”, 17”, 18”, 19”, 20”, 21”, 22”, 24”, 26”, 28” Rain-X^® Weatherbeater^®: 12”, 13”, 14”, 15”, 16”, 17”, 18”, 19”, 20”, 21”, 22”, 24”, 26”, 28” Rain-X^® Repel^™  16”, 17”, 18”, 19”, 20”, 21”, 22”, 24”, 26”, 28” Rain-X^® Fusion^™: 16”, 18”, 19”, 20”, 21”, 22”, 24”, 26”

Rain-X^® does not offer refills for our wiper blades at this time.  Rain-X^® wiper blades typically last 6 to 12 months from the time of installation; however, there is not a firm expiration date for these products. It is recommended that wiper blades be replaced if they have been on a vehicle longer than 12 months.

Use car wash to clean your blades when washing your car.  Just run the soapy sponge up and down either side of the squeegee.

No.  However, Rain-X^® wiper blades typically last 6 to 12 months from the time of installation depending on a number of variables including weather conditions. It is recommended that wiper blades be replaced if they have been on a vehicle longer than 12 months.

Dirty glass can cause wiper blades to streak.  If wiper blades are streaking on a clean windshield, it is time to change the blades.

Send an email to information@itwgb.com for your adapter request and include the following information:

• Year, Make & Model of your vehicle
• Type of Blade(s) purchased  
• Size of Blade(s) purchased    
• Reason for the request

Please see the instructions on the wiper blade package or insert. Alternatively, visit www.Rain-X.com for more installation tips and video instructions.

Unfortunately, we are not accepting sponsorship proposals at this time.

To choose the right size windshield wipers for your car, start with the vehicle lookup tool on RainX.com or check your owner's manual. Many retailers also provide in-store fit guides to confirm the correct size.

Good quality windshield wiper blades have durable synthetic rubber squeegees and a beam blade design for optimal performance. Look for features like water repellent coatings, UV indicators, and blade side indicators that match your local climate.

First, determine the right size for your car. Then, select blades based on your climate and driving conditions. Use the vehicle lookup tool on RainX.com for the best match. Rain-X has many options of wiper blades that fit all vehicle types.

Quality windshield wiper blades deliver smooth, streak-free, and quiet performance with all-weather durability and a precise fit for your vehicle.

To keep wipers from freezing, lift the blades off the windshield before a winter storm, use winter-rated washer fluid, and clear ice and snow from the glass before activating your wipers.

Yes, putting wipers up in snow can prevent them from freezing to the windshield—it's a good practice, though ultimately up to the driver.

Check your owner's manual to move the wipers into the service position. Note that many modern vehicles have recessed wipers, making this step trickier.

Beam blades with a specialized rubber squeegee—like silicone or graphene—are the best for winter conditions. They provide reliable performance in harsh weather without skipping or freezing.

Windshield wipers skip due to worn rubber squeegees, uneven pressure, or dirt on the windshield.

Rain-X offers easy-to-install wiper blades that fit all vehicle types. Use the blade finder on RainX.com to get the exact size.

Click "buy now" on RainX.com to find a store near you that carries Rain-X wiper blades.

New windshield wipers vary in price, but Rain-X has options available to fit all consumer needs and budgets.

This particular blade features a new adapter design that works with J-Hook arms. We understand it can be a bit tricky the first time, so here’s a simple step-by-step breakdown of how to install it:

1. Insert the J-Hook into the center of the adapter, just like usual.
2. As you slide it in, you'll feel some resistance. This is normal.
3. There is a first locking mechanism inside the adapter that is designed to fit tightly for a secure hold.
4. You’ll need to firmly push the J-Hook all the way to the back of the adapter.
5. Once it’s fully in place, give it a stronger push to snap it past that first internal lock.
6. You should hear a “click” — this tells you the blade is locked into place.
7. After that, close the securing door, and you’ll hear a second “click” confirming everything is locked and secure.

Streaks 

Smears / Not Conforming to Windshield

To move forward with resolving this matter, please send us the following:
• A copy of your receipt (if available)
 • Photos of the wiper blade and the issue, if possible

We usually require a receipt within 90 days of purchase; bypass this requirement by including the phrase “Charlie India Tango” in the Description section.

When completing the claim form:
• Please select today’s date as your purchase date
• Indicate whether you would prefer a refund or a replacement in the comment section
 • Claims submitted with a blank comment section will be denied

• Submit your claim at: www.itwgbhelp.com
• Claims are typically reviewed within 7–14 business days
• After submission, reply with your Claim Number (CX1234567890)

Before installing a new blade, we recommend cleaning your windshield with a heavy-duty cleanser to remove residue that may affect performance.

Streaks / Smears

To move forward with resolving this matter, please send us the following:
• A copy of your receipt (if available)
 • Photos of the wiper blade and the issue, if possible

We usually require a receipt within 90 days of purchase; bypass this requirement by including the phrase “Charlie India Tango” in the Description section.

When completing the claim form:
• Please select today’s date as your purchase date
• Indicate whether you would prefer a refund or a replacement in the comment section
 • Claims submitted with a blank comment section will be denied

• Submit your claim at: www.itwgbhelp.com
• Claims are typically reviewed within 7–14 business days
• After submission, reply with your Claim Number (CX1234567890)

Before installing a new blade, we recommend cleaning your windshield with a heavy-duty cleanser to remove residue that may affect performance.

Won’t Click

What we suggest is to press as hard as you can, and it should snap on. It is a little hard in some cases, but the added pressure usually works.

If you still have trouble, we recommend that you exchange the product at the retail location where the purchase was made.

Label Change

Yes, the Label Change.

Adapter Won’t Click / Won’t Click

We're here to help and appreciate you reaching out.

This particular blade features a new adapter design that works with J-Hook arms. We understand it can be a bit tricky the first time, so here’s a simple step-by-step breakdown of how to install it:

1. Insert the J-Hook into the center of the adapter, just like usual.
2. As you slide it in, you'll feel some resistance. This is normal.
3. There is a first locking mechanism inside the adapter that is designed to fit tightly for a secure hold.
4. You’ll need to firmly push the J-Hook all the way to the back of the adapter.
5. Once it’s fully in place, give it a stronger push to snap it past that first internal lock.
6. You should hear a “click” — this tells you the blade is locked into place.
7. After that, close the securing door, and you’ll hear a second “click” confirming everything is locked and secure.

Broken Adapter

In order to send out the adapters, please provide your Full name, Mailing address, and Phone number. We’ll be shipping them via FedEx later this week, and we will include both adapters to ensure you have everything you need.

Streaks

Smears / Not Conforming to Windshield
To move forward with resolving this matter, please send us the following:
• A copy of your receipt (if available)
 • Photos of the wiper blade and the issue, if possible

We usually require a receipt within 90 days of purchase; bypass this requirement by including the phrase “Charlie India Tango” in the Description section.

When completing the claim form:
• Please select today’s date as your purchase date
• Indicate whether you would prefer a refund or a replacement in the comment section
 • Claims submitted with a blank comment section will be denied

• Submit your claim at: www.itwgbhelp.com
• Claims are typically reviewed within 7–14 business days
• After submission, reply with your Claim Number (CX1234567890)

Before installing a new blade, we recommend cleaning your windshield with a heavy-duty cleanser to remove residue that may affect performance.

Not Conforming to Windshield / Rubber Torn

To move forward with resolving this matter, please send us the following:
• A copy of your receipt (if available)
 • Photos of the wiper blade and the issue, if possible

We usually require a receipt within 90 days of purchase; bypass this requirement by including the phrase “Charlie India Tango” in the Description section.

When completing the claim form:
• Please select today’s date as your purchase date
• Indicate whether you would prefer a refund or a replacement in the comment section
 • Claims submitted with a blank comment section will be denied

• Submit your claim at: www.itwgbhelp.com
• Claims are typically reviewed within 7–14 business days
• After submission, reply with your Claim Number (CX1234567890)

Before installing a new blade, we recommend cleaning your windshield with a heavy-duty cleanser to remove residue that may affect performance.

Broken Adapter / Missing Adapter

In order to send out the adapters, please provide your full name, mailing address, and phone number. We’ll be shipping them via FedEx later this week, and we will include both adapters to ensure you have everything you need.

No. This product should not be used on acrylic, plastic, motor bike helmets or motor bike windshields.

No. This product needs to be used on clear glass that is void of anything else on it such as tints.

One ounce per gallon of water.

Yes.

On average, Rain-X^® Fast Wax will last 3-4 months on a vehicle. However, specific wax duration performance varies by weather conditions and the type of clear coat paint used on the vehicle.

Rain-X^® Headlight Restorer should be used on headlights with less severe discoloration/oxidation.

Rain-X^® Original Treatment can be used on home glass windows; however, avoid contact with vinyl and aluminum surfaces near the window.

It is possible the Rain-X^® Original Glass Treatment was not completely removed from the glass.  Use Rain-X^® Xtreme Clean to achieve the best glass treatment removal results.

This product typically lasts about 3 months depending on weather and environmental conditions.

No, but you should rinse the product off with soap and water.

No.  Rain-X^® Original Glass Treatment is not recommended for use on solar panels.

Rain-X^® Extreme Clean is the best product to use to remove Rain-X^® from a glass surface.

Yes.  Rain-X^® can be used on glass shower doors without any etching to achieve the benefits of Rain-X^® water beading in the shower.  Rain-X^® should not be used on plastic shower doors.

No.  This product is intended for automotive glass applications.

Please visit https://www.southwinltd.com/msds.html for current Windshield Washer Fluid MSDS’s.

Safe to Use

To clarify:
Rain-X Original Glass Water Repellent (part number 630452) is safe to use on glass, including shower doors. However, it was originally formulated for exterior automotive glass and not specifically intended for indoor household use. While it can technically be used on your shower doors, we don’t recommend it as the first choice.

The main reasons:

• The odor is very strong and can be overpowered when used in enclosed indoor spaces like bathrooms.
• The formulation isn’t optimized for long-term performance against soap scum and hard water in a bathroom setting.

For the best results and more suitable experience, we recommend using Rain-X Shower Door Water Repellent, which is specifically designed for indoor use. It helps prevent buildup from soap, hard water, and minerals—while being safer and more pleasant to apply in a closed space.

It also sounds like the Amazon listing may have included a confusing or inaccurate product description. We suggest verifying the exact product label and contacting the seller if needed.

Defective Sprayer / Nozzle / Trigger

If you would like a replacement product voucher, please provide the following:

• Pictures of the product and the product’s date code. The code should be stamped on the bottle in the format: 12345AB (five digits followed by two letters).
• Do you still have your purchase receipt? If so, please send that along as well. If not, that’s perfectly fine.

Removal / Haze

If you would like to remove a Rain-X application or address haze at any time, we recommend that you use the following products:

1. Rain-X Xtreme Clean
2. Soft Scrub All Purpose Cleanser

Availability:

• Rain-X Xtreme Clean can be found at Walmart, O’Reilly Auto, and Meijer.
• Soft Scrub can be found in most cleaning aisles of your local market.

We recommend using a clean cloth or rag and warm water.

Temperature Restrictions

Resin holds its properties at low temperatures. We do not have a minimum temperature for application, but 40 degrees Fahrenheit would be a good guideline. Resin does require strong direct sunlight to cure.

How to Use / Reapplication

First attempt using the Rain-X Windshield Repair Kit.

Regarding your question about reapplying the kit to the same spot, while we appreciate your desire to further improve the repair, we generally do not recommend applying the kit more than once to the same damage site. Once the resin has been cured, it typically seals the damage, and attempting to reopen or inject more resin into the same area may not only be ineffective but could also risk causing additional stress or cracking the windshield.

The Rain-X Windshield Repair Kit is designed to minimize the appearance and prevent the spread of chips and cracks using a one-time injection and curing process. If you feel the damage is still visible but stable, no further action may be needed. However, if you're concerned about the structural integrity or appearance of the windshield, we would suggest consulting a professional glass repair technician for further evaluation. 

UV Light Requirements

You must use UV light for the resin to properly bond with the glass. If UV light is unavailable, please wait for a sunny day to use the product.

If the product is not used on a car windshield, curing can be difficult, especially on home windows due to their vertical structure.

We recommend using a UV light that outputs 315 nm – 405 nm.

Streaks

We recommend using a microfiber towel only and a spray bottle with water. Please spray the microfiber towel 3–4 times, then wipe the streaked or hazing areas in a circular motion. This should help remove the streaks or hazing.

Resolution options:

• Replacement Product Voucher:
  If you would like a replacement product voucher, please provide your Full Name and Mailing Address so we can mail that out to you.

OR

• Refund:
  Please fill out the refund form at www.itwgbhelp.com. If approved, your refund will be processed within 7–14 business days.
  After submitting the form, reply to this email with the Claim Number provided at the end of the application. The claim number will be in the format: CX1234567890.

Smears

We recommend using a microfiber towel only and a spray bottle with water. Please spray the microfiber towel 3–4 times, then wipe the smeared or hazing areas in a circular motion. This should help remove the smears or hazing.

Resolution options:

• Replacement Product Voucher:
  If you would like a replacement product voucher, please provide your Full Name and Mailing Address so we can mail that out to you.

OR

• Refund:
  Please fill out the refund form at www.itwgbhelp.com. If approved, your refund will be processed within 7–14 business days.
  After submitting the form, reply to this email with the Claim Number provided at the end of the application. The claim number will be in the format: CX1234567890.

We recommend using a microfiber towel only and a spray bottle with water. Please spray the microfiber towel 3–4 times, then wipe the streaked or hazing areas in a circular motion. This should help remove the streaks or hazing.

Resolution options:

• Replacement Product Voucher:
  If you would like a replacement product voucher, please provide your Full Name and Mailing Address so we can mail that out to you.

OR

• Refund:
  Please fill out the refund form at www.itwgbhelp.com. If approved, your refund will be processed within 7–14 business days.
  After submitting the form, reply to this email with the Claim Number provided at the end of the application. The claim number will be in the format: CX1234567890.