Minimalist shoes/zero drop/wide toe box/removable insoles Sole material Rubber Outer material Premium Knit Fabric Closure type Drawstring and velcro Water resistance level Not Water Resistant About this item     •    Rubber outsoles offer the optimal balance of traction and durability, with a responsive feel on unpredictable terrain.circular lug patterns provide grip during movement     •    Removable insoles support the feet’s arches and not cause too much pressure and transfer weight over the ball of the feet     •    Thicker topline wrapped perfectly around feet, which make shoes not fall off during exercise     •    Integral knitted upper structure makes your feet feel lightweight and breathable     •    The purpose of minimalist shoes is to give our feet maximum amount of freedom to move and function as if we are walking barefoot