Wilson Men's Tour Strike Tennis Shoe 100% Synthetic leather and mesh Rubber sole Sculpted and integrated TPU arch bridge provides optimal torsional stability without adding unnecessary weight to shoe Reactive Gel (RG) heel and forefoot inserts for optimal cushioning and maximum energy return with superior shock absorption DST foam insole board and full-length midsole provides the player with light weight exceptional court feel better impact absorption energy return TPU stable wrap under the midsole edge and extends to the eyestay to provide enhanced medial and lateral support Duratex toe protection is a high abrasion-resistan material that last on the grittiest thoughest hard courts