The Carhartt Rugged Flex Waterproof CSA Pull On Boots are easy to wear and remove. The outsoles of these boots are cement constructed, making them flexible and lightweight. Featuring rubber Rugged Flex outsoles, these boots ensure great traction. The EVA midsoles have great shock-absorbent properties. PU with Ortholite cushion insoles provide all day comfort. The Storm Defender waterproof breathable membrane and 400 Thinsulate insulation ensure that your feet stay dry and warm in any conditions.