Excellent used condition. Worn twice. - DuPont™ Kevlar® infused mesh upper for airflow and extreme durability - CMEVA for better cushion and an anatomical heel and footbed for a secure fit - Polyurethane NanoShell for an extra defense against midsole abrasion and support for the foot during heavy lifts - RopePro carbon rubber to withstand demanding CrossFit maneuvers - Raised outsole lug patterns for better surface area contact and improved traction - 3MM toe to heel drop platform for improved stability during any WOD Introducing our lightest, strongest, most innovative Nano yet. For the first time ever, the Nano's mesh upper is infused with durable Kevlar® for elite-level abrasion protection. Plus, the entire midsole shape has been re-engineered to fit more precisely and support your foot better during heavy lifts. Don't believe us? Put it to the WOD, and see for yourself.