Engineered for sports performance, the ARMA Vortex Tendon Boots feature a supportive Pro Bionic TPU flexible chassis and scratch resistant carbon buffer to absorb energy from blows and shield the legs from impact and scuffs. The tendon boots feature a genuine carbon fiber splint inside to provide a supportive barrier against blows from the back hooves. Poron® high density foam buffers vulnerable areas, soaking up shocks on contact. The Air Cycle® Prene technology features targeted ventilation to promote dryness and refresh muscles and tendons with a light airy feel. Ceramic impregnated linings encourage microcirculation to prolong vitality and aid recovery. Lightweight and hydrophobic to prevent heaviness from water penetration. Fine metal mesh lined ventilation channels prevent penetration of debris. Antimicrobial properties reduce odor and keep boots fresh. Elasticated straps with adjustable pin fasteners allow for a secure quick fit. Made with 45% bio-based content for greater sustainability.