Flex Seal

4.4 Fact checked

Buy on Amazon flexsealproducts.com

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

When purchasing a product, price is the consumer's primary concern. At present, Flex Seal has 97 products for sale. Flex Seal products range in price from $7.08 to $210.74, and the average price of all the products is about $50.89.

We found that most of the Flex Seal products are manufactured by Swift Response, LLC, Swift Response, and Flex Shot. The manufacturers provide Flex Seal with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase Flex Seal products on Amazon.com. The brand holds an average rating of 4.4, testifying to its excellent reputation.

Flex Seal Best Sellers

Last Updated: Jan 9, 2026

Flex Seal, 14 oz, Clear, Stop Leaks Instantly, Transparent Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

The easy way to coat, seal, protect, and stop leaks fast! Once dry, can be painted any color

Seeps into Cracks and Holes. Dries to a Transparent, Watertight, Flexible, Rubberized Coating. Stays Flexible and Pliable; lasts for years

Transform and protect virtually everything! Ideal for arts & crafts, projects & hobbies

Protects surface from corrosion, can be used on wet or dry surfaces

Will not sag or drip in the Summer heat. Will not crack or peel in the Winter cold

Perfect for Gutters, Wood, RVs, Campers, Roof Repairs, Skylights, Windows, and more

Flex Seal, 14 oz, Black, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

The easy way to coat, seal, protect, and stop leaks fast! Once dry, can be painted any color

Seeps into cracks and holes. Dries to a watertight, flexible, rubberized coating. Stays flexible and pliable; lasts many years

Transform and protect virtually everything! Ideal for arts & crafts, projects & hobbies

Protects surface from corrosion, can be used on wet or dry surfaces

Will not sag or drip in the Summer heat. Will not crack or peel in the Winter cold

Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, Clear, 6.6 oz, 1-Pack

Adhesive Caulk

Buy on Amazon Find on eBay

So easy to use.

No caulk gun needed.

Adjustable Trigger Flow Nozzle.

Advanced hybrid polymer formulation.

Snap & Save cap eliminates waste.

Seals out water, air, and moisture.

Adheres to virtually any surface, wet or dry.

Won't shrink, crack, or become brittle.

UV and chemical resistant.

Fully paintable.

Flex Seal MAX, 17 oz, 1-Pack, Black, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

The easy way to coat, seal, protect, and stop leaks fast! Once dry, can be painted any color.

Seeps into cracks and holes. Dries to a watertight, flexible, rubberized coating. Stays flexible and pliable and lasts many years.

Transform and protect virtually everything! Ideal for arts & crafts, projects & hobbies.

Will not sag or drip in the Summer heat. Will not crack or peel in the Winter cold.

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Clear, 32 oz

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Black, 16 oz

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Draft and Insulation Sealing Tape, Flexible, Rubberized, Weatherproof Strip for Windows, Doors, Vents, Works on Wood, Glass, Tile, Metal, Plastic, Fiberglass, Clear, 2 in x 16 ft, Pack of 1

Weather Stripping Door Weather Stripping

Buy on Amazon Find on eBay

2” wide coverage - excellent for sealing wide gaps.

Strong adhesion - stays put through rain, wind, and extreme temperatures.

Flexible rubberize edge maintains shape and seals tight, without cracking.

Weather and moisture resistant - use indoors or outdoors.

Clear protection – blends in seamlessly almost anywhere.

Easy application – just cut, peel, and stick.

Removes cleanly, repositionable, and ready for reuse.

Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 9 oz, 1-Pack

Adhesive Caulk

Buy on Amazon Find on eBay

So easy to use.

No caulk gun needed.

Adjustable Trigger Flow Nozzle.

Advanced hybrid polymer formulation.

Snap & Save cap eliminates waste.

Seals out water, air, and moisture.

Adheres to virtually any surface, wet or dry.

Won't shrink, crack, or become brittle.

UV and chemical resistant.

Fully paintable.

Flex Seal Liquid, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, 1 Gallon, White

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Epoxy, Ultimate Putty, Multi-Purpose, Durable, Permanent, Watertight, Long-Lasting Bond, for Automotive, Marine, Plumbing, Home, & Tool Repairs, Cures Dark Gray, 2 oz Putty Stick

Metal Filled Epoxies

Buy on Amazon Find on eBay

One 2 ounce stick lifts and holds 4 tons

Withstands temperatures up to 350°F once fully cured

Impact, chemical, and fuel resistant

Fast setting

Forms a durable, waterproof barrier once cured

Can be tooled, shaped, filed, sanded, tapped, drilled, and painted

Designed for extreme conditions, both indoor and outdoor

Adheres to most surfaces

Fills gaps and cracks

Flex Seal Spray Rubber Sealant Coating, 14-oz, Black (6 Pack)

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

The easy way to coat, seal, protect, and stop leaks fast! Once dry, can be painted any color

Seeps into cracks and holes. Dries to a watertight, flexible, rubberized coating. Stays flexible and pliable; lasts many years

Transform and protect virtually everything! Ideal for arts & crafts, projects & hobbies

Protects surface from corrosion, can be used on wet or dry surfaces

Will not sag or drip in the Summer heat. Will not crack or peel in the Winter cold

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, White, 16 oz

RV Sealants

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Caulk, Silicone, Waterproof & Weatherproof Sealant, Strong, Indoor, Outdoor, Bath, Kitchen, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Glass, Tile, Marine, Clear, 6.5 oz, 1-Pack

Adhesive Caulk

Buy on Amazon Find on eBay

No caulk gun needed

So easy to use

Adjustable Trigger Flow Nozzle

100% silicone caulk

Snap & Save cap eliminates waste

Seals out water, air, and moisture

Won't shrink, crack, or become brittle

UV & chemical resistant

Flexible and durable, lasts for years

100% waterproof and weatherproof

Flex Seal Liquid, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, MAX, White, 2.5 Gallon

RV Sealants

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Liquid, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, MAX, Black, 2.5 Gallon

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Mini, Black, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Travel Size, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

RV Sealants

Buy on Amazon Find on eBay

It's an easy-to-use, portable, aerosol spray

Sprays out as a liquid and dries as a strong, rubberized coating

Stays flexible and pliable

Lightweight, portable and so easy to use

Available in three (3) colors

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 16 oz

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Liquid, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, 1 Gallon, Clear

Hardware Sealers Concrete Sealers

Buy on Amazon Find on eBay

Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!

Use anywhere you need a watertight, flexible rubberized coating

Goes on smooth and covers fast, sealing out water, air and moisture

UV Resistant

Prevents rust and corrosion. Chemical resistant

Flex Seal Clear - 6 cans

Buy on Amazon Find on eBay

Flex Super Glue Liquid, 20 Gram Bottle, 1-Pack, Clear, Instant Bond, Quick Dry, Cyanoacrylate Adhesive, Precision Tip for Wood, Metal, Plastic, Crafts, Ceramic, and Toy Repairs

Cyanoacrylate Adhesives

Buy on Amazon Find on eBay

Verified by UL for One drop provides adhesion strength to lift 6,000 lbs.

Crystal Clear, High performance Cyanoacrylate Glue

Instant Super Glue that Bonds in Seconds

Super Strong, Quick Dry Formula

Precision Tip Applicator Makes Delicate Repairs Easy

Use on Wood, Metal, Plastic, Crafts, Ceramic, Toy Repair, and more

Flex Seal FAQs

Is Flex Seal Legit?

Yes, Flex Seal is a legitmate brand on Amazon. After conducting a comprehensive analysis of 42,559 customer reviews for Flex Seal products on Amazon, we have determined its average rating. Offering great value and satisfying quality, Flex Seal has achieved a respectable rating of 4.4 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from Flex Seal on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more Flex Seal products?

If you're interested in Flex Seal and want to find more Flex Seal products, you can follow the steps below:

Go back to FindThisBest's homepage.
Type Flex Seal in the search box and hit Enter to see the search results.
Find and click the correct Flex Seal to go to the new page.
Select the products you want in the Flex Seal buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more Flex Seal products.

How does findthisbest choose the top Flex Seal products?

We analyze millions of Flex Seal products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase Flex Seal products via FindThisBest?

Go to the Flex Seal page.
Select the product you want in the Flex Seal buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Flex Seal, 14 oz, Clear, Stop Leaks Instantly, Tra..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the Flex Seal products?

Most of the Flex Seal products are produced by Swift Response, LLC, Swift Response, and Flex Shot. The manufacturers provide Flex Seal with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the Flex Seal products, helping you make more informed buying decisions. We recommend best choices of the products from the Flex Seal brand, helping you make better shopping choices with less time and energy.

Similar Brands

Black Diamond Stoneworks

WELLUCK

Singsen