Reebok Women's Nano 9 Cross Trainer Shoes are built for the CrossFit community, by the community. This CrossFit shoe is re-engineered to take your training beyond the box. A light-weight Flexweave upper offers even more flexibility to handle dynamic moves. While the midsole offers additional cushioning to support you during sprints and short runs. 100% Textile Imported Rubber sole Shaft measures approximately low-top from arch Platform measures approximately .25 inches Flexweave woven textile upper provides resilient stretch and targeted support at key performance areas Designed for: CrossFit workouts, cardio, lifting sessions Midfoot cage for lightweight seamless support Polyurethane NanoShell protects the midsole from abrasion and helps support during heavy lifts Decoupled, abrasion-resistant rubber outsole allows for training on varied surfaces; Flex grooves for increased flexibility