Saucony Women's ProGrid Omni 10-W 100% Synthetic and mesh Rubber sole Hydrator collar lining, SRC Impact Zone Dual Density SSL EVA Midsole. An advanced EVA blend that maximizes rebound and durability while minimizing weight. Heel ProGrid with Respon-Tek. Sauconys latest impact deflection technology, ProGrid, absorbs impact, dissipates shock and sets the foot up for a smooth transition Weight: 10.8 oz Comfortride Sockliner,Lightweight breathable mesh, HRC Strobel Board Increase cushioning and comfort.