HEAVY-DUTY ELASTOMERIC SEALANT: Waterproof long-lasting superior strength above & below waterline to repair seams and stop leaks. Seal ports, wind-shields and more. Remains Flexible and can twist, bend, expand and contract with weather conditions. FLEXIBLE PERMANENT BOND UV LIGHT AND SALTWATER RESISTANT: One-part sealant that forms a tough yet flexible permanent bond resistant to sunlight, rain, fresh & salt-water. Fast cure formula cures clear then can be sanded and painted unlike silicone. SEALS & ADHERES TO MULTIPLE SURFACES: Marine Adhesive works with fiberglass, glass, plastic, metal & wood. Safely and securely repairs windshields, joints, hardware, aluminum boats, pool decks, aquarium sealent , pool caulking , RV and Auto repairs. MADE IN THE USA & EXCEPTIONAL QUALITY: Made by boaters for boaters, our waterproof sealant and other products are made to strict, tested, trade-secret standards and you will find this premium marine sealant is no exception. WHY BETTER BOAT: An American company with a line of premium quality boat detailing supplies. We offer the tools and products needed to make caring for your boat easier so you can spend more time on the water. Our premium marine waterproof adhesive sealant works like a sealant, caulk and superglue all in one that can be used above and below the waterline while offering superior long-lasting performance that stands up to sunlight and saltwater. It can be used to fix cracked seams, joints, patch tears, as an aluminum boat sealant, aquarium sealent, to fix pools, for home repairs and more. Our above and underwater sealant is suitable for all climates as it is flexible while maintaining superior sealing abilities as it expands and compress without compromising the seal, our boat sealant cures clear then can be sanded and painted any color to suit your needs. We proudly stand behind the quality of all our products! We are a family owned American business committed to making premium quality products. MADE IN USA