Saucony Men's ProGrid Razor 2.0 Synthetic and fabric Rubber sole Internal eVent Waterproof lining, Built in softshell gaiter, anti-lacebite pads, inlaid shoe horn, premium sockliner. Heel ProGrid, SSL EVA, SRC Impact Zone & SRC forefoot cushioning EBO protects the foot from rocks, YKK Zipper Weight: 13.5 oz Lightweight Vibram outsole provides exceptional traction and grip, 3/4 cut for protection against the elements.