Nike Flex Knit Contact Running Athletic Shoes Blue Sz 6.5 Overall signs of wear - mainly on the bottom and side/front rubber sole. Knit and interior sole in very good condition - see all photo's for full condition - Durable and stretchy knit material in the forefoot lets your toes move naturally - Foam sole for lightweight cushioning - Flex grooves in the outsole let your foot move naturally - Rubber at the heel for traction and durability - Rounded heel promotes natural range of motion Yoga working out workout gym running jogging active hiking athletic training golf golfing pilates exercise comfortable dance biking tennis spring summer 4408