Robust multi layer PU foam inserts provide impressive protection against knocks scrapes & bumps. Impact testing has shown energy absorbing qualities to rival the best on the market. FULLY OPENING DESIGN The Single Track Shin Protectors have been designed so they are fully opening & can be put on & taken off without removing your shoes. This easy on & off means they can be quickly whipped off for the ups to keep your knees cool & then easily put back on ready to tackle the technical trail back down to the valley. Highly flexible multi fabric design with open mesh upper panels Multi-layer memory foam inserts protect knees & shins Side padding provides additional knee protection Fully opening design no need to remove shoe Highly abrasion resistant impact panels with graphic design Wide elastic Velcro straps to secure in place with easy-grab griptabs Terry lining for additional comfort & moisture control Neoprene 35% / Nylon 25% / Polyester 20% / PU 20%