Rockport is known for unsurpassed comfort and reliability. That is no different for the waterproof composite toe Rockport 6635 work boot. This tough boot has a full grain black leather upper. Under the smooth lining is a "hydro-defense" waterproof lining that spans the entire boot. The removable adiPrene by Adidas® insole is made of ultra comfortable, shock absorbing EVA. The midsole is a dual density traction handling polyurethane that works in conjunction with the rubber adiPrene by Adidas sole. The heel is made of four parts for extra shock absorption. The ASTM rated composite toe is the perfect lightweight protection from hazards. This waterproof composite toe Rockport boot will not be here forever. Pick it up soon before it's gone.