Carhartt has designed the waterproof Ground Force boot to end the day as strong as you started it. The CME6355 features Carhartt Insite Technology insoles built after 120,000 3D foot scans for fit, form and comfort and designed for maximum arch support. The insoles have an AX suede top cover material to reduce heat build up and slip resistance, a Pulsion rebound foam layer engineered for maximum rebound to fight fatigue, a single density PU foam layer for comfort and Carhartt’s patented Tetrapod Technology to distribute foot compression in multiple directions. The CME6355 has a Storm Defender waterproof leather upper and a waterproof barrier bootie to keep your dry in extreme conditions, a lightweight cushioned midsole, a slip and oil resistant rubber outsole, a rubber toe bumper for durability and abrasion resistance, composite safety toe caps. Electrical Hazard Rated.