Ships in 1-2 business days | Based in Bellingham, WA| Est. 1981 Waterproof and Seal Seams Fast Seam Grip FC is a fast-curing, water-based tent seam sealer. Previously known as Seam Sure, this waterproofing sealant comes in a 2 fl oz bottle and seals up to 60 ft of seams or fabric. The liquid formula is perfect for family-sized tents, tarps, and pop-ups made of nylon. Just apply a thin film to the inside seams and allow to dry to a clear, flexible seal. Don’t let the rain ruin an outdoor experience. Seal and waterproof tent seams in no time with Seam Sure FC and stop leaks before they happen. Features: Long-lasting – Water-based urethane sealant is unaffected by extreme temperatures and keeps moisture out all year long Fast Acting – Formula cures in just two hours for an application on tent seams that’s quick and easy Waterproof – Provides a water-tight seal that won’t peel or crack over time, keeping adventurers warm and dry Flexible – Dries to a clear sealant that flexes with fabric and stays intact without flaking off All-purpose – Seals nylon, polyester, vinyl, canvas, and other outdoor fabrics Note: Seam Grip FC will not work on silicone-treated fabrics or sil-nylon. Check out Seam Grip SIL Silicone Tent Sealant here. _______________________________________________ Specs  Volume: 2 fl oz Color: clear Adheres To: nylon, canvas, polyester, vinyl, and most fabrics Coverage: 720” x 0.25” (60 ft of seams) | 1,829cm x 1cm (18M of seams) Cure time: 2 hours Cure method: humidity Application Temperature: 60°F to 100°F | 16°C to 38°C Use Temperature: -20°F to 180°F | -29°C to 82°C Storage: store in cool, dry place Freeze-Thaw Stable: no Materials: Water-based Urethane Made in the USA