Mizuno Women's Wave Sayonara Running Shoe 100% Synthetic Imported Rubber sole Shaft measures approximately 2.36" from arch Heel measures approximately 1" Platform measures approximately 0.50" Weight: 7.1 oz U4ic midsole offers a resilient, smooth ride G3 outsole W in package/ shoe refers to Womens, not width Mizuno sets its sights on lightweight performance with their fleet-footed Sayonara running shoe.