Seam Grip is amazing. Its an award-winning repair adhesive that can keep you dry in any weather. It permanently seals the seams on your tent, pack & rainwear. It can repair rips, tears & holes in your gear, too. Its your all-purpose liquid tool in a tube. Just about the only fabric this brilliant stuff wont stick to is Silicone based fabrics. Using the included brush cap simply brush on the Seamgrip & allow to cure overnight.