Made from full-grain oil-treated leather upper, the Forma Boulder off-road boots feature a specific Trial double-density compound rubber sole. Thermoformed S.A.S. (Safety Ankle Shield) gives added protection with injection moulded plastic protections, shaped shin plate with air ventilation pockets and rear dented heel cup to facilitate gear change when standing for superior protection. A suede leather heat protector is a hand addition along with I.S.S. (Incorporated Steel Shank) with anti-shock felt midsole and Polyurethane nylon reinforcements. The adjustable Velcro closure gives a custom and secure fit with replaceable/adjustable GH plastic buckles. A padded inner lining gives superior comfort along with soft polymer padding with memory foam and an anti-bacterial replaceable footbed with A.P.S. (Air Pump System).