Saucony Women's Pro Grid Omni Running Shoe 100% Synthetic 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.