Soft and flexible to give instant comfort for all day wear the Seventy 8 runner features our Bounce footbed and lightweight recycled materials for when you're on the go Our Bounce footbed is made with an innovative foam to deliver instant comfort that lasts all day long. Anti-fraying linings and socklinings made with 100% recycled textile (RPET) Slip lasted Strobel construction for fl exibility and comfort Cut and buff EVA midsole provides extra support and added cushioning Moulded rubber outsole provides excellent traction and durability Heel height approximately 20mm