Woof Wear Bio Ceramic Liner Stable Boots Black Blue The Woof Wear Stable Boots come with a Bio Ceramic Liner featuring FIR (Far Infared Ray) technology. The Bio-Ceramic fabric emits and reflects specific FIR rays from the horse's body heat. These penetrate deep into the tissue and can help warm the legs ready for exercise. With its sleek ergonomic and anatomical design, the Woof Wear Bio Ceramic Stable Boots are angled to work with the horse's leg and support in all the essential areas without restricting movement. Read more… The Stable Boots can also be used with towel liners for drying purposes. The Bio Ceramic Stable Boots with FIR technology are crafted with Bio Ceramic yarn for long-lasting properties. The Neoprene is breathable and perforated, providing ventilation to the legs. The boots are suitable for front and hind use. Fabric & Care Close all straps prior to washing Use for 30 minutes per day and progressively increase Machine wash max 30 °C, gentle spin DO NOT leave boots in strong sunlight DO NOT use on open wounds or on pregnant mares