O2 Life combines sporty details and water resistant easy clean materials. There is definitely an instant love connection as soon as your feet slip into our siganture Sanita footbed! Featuring EVA forefoot comfort pad for added toe cushioning and removable contoured arch support footbed with memory foam top cover and anti-static stitch. Gives you all day comfort and the flexibility to use your own orthotics. Heel height: 1.5''. Material: Leather, Synthetic, Rubber.