Flexible Engineered Tongue adjusts to your instep - Heel Comfort Pods secure ankles for a perfect fit - Polishable Toe for uniform coordination - Waterproof yet breathable - Fiberglass Shank arch support for torsional rigidity - Full length PU insole for long term comfort - Generous Multi Fit removable insert provides more toe room for comfort - Durable rubber outsole provides lightweight cushioning and shock absorption - Inside sip zipper - Composite-Toe meets ASTM 2413-17 EH standards