Professional's Choice 2XCOOL Sports Medicine Boots are designed for cooling, comfort, and durability. Neoprene-free, these boots are constructed of lightweight, stretchy, breathable materials and include a liner made with the technologically advanced 2XCool performance fabric by brrr°. This innovative material creates a “Triple Chill Effect” with natural cooling minerals, active moisture-wicking, and quick-drying capabilities that effectively draws away heat and moisture to keep your horse's legs cool, dry, and protected. Featuring three strong hook-and-loop closure straps, including an extra-long suspensory strap with a stretch Kevlar patch that flexes with every step to provide support without restricting freedom of movement. Specially designed for use with any Professional’s Choice bell boot. Set of four, available in black and white. Also sold in front boot pairs.