Hoka Women's Hopara ON Heel Height (approximately): 1 1 4"Platform Got Bag Heel Height (approximately): 1 1 4"Platform Height (approximately): 1"Back Shaft Height (approximately): 7 1 2"Circumference (approximately): 9 1 4" exceptional breathability and waterproof performance • Pigskin leather and mesh upper • 100% recycled laces and webbing • Bellows tongue keeps out debris • Protective toe cap • 100% recycled mesh lining • Kinetic Fit™ ADVANCED removable contoured insole with reinforced heel cushioning for medium support • Molded nylon arch shank • Merrell Air Cushion in the heel absorbs shock and adds stability • Super Rebound Compound provides durable shock absorption in the heel to help reduce torque and allow for a smooth transition into the midfoot It includes a neoprene collar for flexibility and comfort plus a quick lace system Designed through the HOKA lens