McNett Seam Grip permanently seals the seams on your tent, pack and rainwear. It can repair rips, tears and holes in your gear, too. It’s your all-purpose liquid tool in a tube. Seam Grip is ideal for use on uncoated and polyurethane coated fabrics. Use Seam Grip to repair surfaces or seal seams of natural and synthetic fabrics, waterproof laminates, leather and vinyl. Seam Grip may be used to repair all types of waders and footwear, neoprene, PVC, rubber, and more. Concentrated and waterproof, Seam Grip offers excellent adhesion, long lasting flexibility, superior traction and abrasion resistance, with minimal shrinkage.