Tested extensively by some of the PSA World Tour's most dynamic moversToe Shield protects against wear from foot drag increasing durability of the shoeDurable Gum Rubber increases longevity of the sole and increase tack to the floor aiding foot placementReinforced metallic eyelets prevent damage to upper of the shoe from lace tighteningDense Foam removable inserts to facilitate use of custom insolesSeamless tongue to add further cushioning and prevent irritation from tight lacingPadded heel counter for maximum support and comfortNeoprene Inner Lining to add moisture wicking which helps keep the foot cool and fixed for extended periods of time