NWT Saucony Women’s Endorphin Speed 3 in Red/Rose Women’s Size 8 Original: $170 Fabric type: Synthetic-and-rubber Origin: Imported Sole material: Rubber Outer material: Nylon About this item: A reimagined S-curve winged nylon plate centers and supports your foot better for daily training. Updated geometry gives you a smoother ride and more pop and spring for serious speed. A fully redesigned upper delivers a comfortable fit from heel to toe.