Shimano SH-RC702 ShoeHighly impressive race competition level RC7 shoes infused S Phyre DNA. Comfortable, secure and well vented option of a great fit. With ultra stiff, lightweight carbon fiber composite midsole, stiff enough to resist significant flex whether you're pushing or pulling hard at the pedals. Ultra rigid hollow carbon midsole efficiently vents air and drains water. With the heel stabilizer, it improves the heel hold and walking is aided by the heel.