Castle Plastics Farrier’s Choice Pack-Seal Adhesive is an all-in-one, clear, fast-curing, urethane-based adhesive designed to cushion the hoof while offering full sole protection and support. It features a 30-sec. set-up time and a free mixing tip with the purchase of each cartridge. The larger cartridge size provides more coverage, and the advanced cartridge system saves time and improves the application process.