100 vinyl adhesive 16 oz can only, with applicator cap all surfaces must be clean. Cut round circular patch for best results. For inflatables and light gauge vinyls, apply adhesive to patch sparingly and press tightly to surface to be repaired. Allow to dry for 24 hours. A face mask or underwater goggles should always be used when going underwater to make repairs. For deep underwater repairs, cut round corners on patch. Apply to patch and fold patch over upon itself. When you reach the damaged area under water unfold patch and apply immediately to liner, squeezing out all water bubbles. Do not disturb patch for at least 48 hours. Allow 4-7 days for full cure.