The Big Ding Surfboard Repair Kit POLYESTER PRO includes everything needed for professional repairs to your wave, wind, kite, or SUP surfboard. As our standard-sized kit, it’s ideal for fixing typical dings. Inside, you’ll find 120ml of high-performance surf industry epoxy resin and hardener (Surf Clear System), Hexcel fiberglass cloth (4oz), microballoons, a complete set of tools, and step-by-step instructions.