This Kevlar Repair Kit lets you return your damaged Kevlar hull to its original functional condition. This Kevlar repair Kit include three pieces of woven 5 oz. Kevlar fabric, one quart vinylester resin, 12 cc catalyst, sandpaper, sanding block, disposable gloves and instructions. The materials provided are adequate to repair up to two fractures or punctures up to 8 in. / 20 cm long.