The Sorbothane Sorbo Pro offers total control as a pronation control insole with Sorbothane shock impact protection and anti-bacterial construction. Suitable for all sports footwear it replaces your existing insole and can be trimmed to fit your shoes with its trim to fit lines. Ideally suited for maximum shock absorption sports and activities.Sorbothane Reactor Pads are a highly-responsive, technical forefoot compound inlaid to compliment your foots natural energy return during toe-off.Sorbothane"s unique shock absorbing compound contains a unique molecular structure that gives sustained cushioning with impact protection and unrivalled comfort. Sorbo-Pro"s carefully crafted insole geometry is central to achieving its biomechanical aim. The heel cup holds the heel in position after the foot hits the ground and the stabilising arch cradles the bones of the arch of the foot to reduce excessive foot pronation.Sorbothanes total control anti-bacterial top sheet system contains advanced nano silver technology to wick away moisture and provide maximum support.