Simply stated, the Tremont may just be the most attractive and comfortable boots you will ever wear in inclement weather. This all-new boot delivers a stylish look that is exceptionally easy to maintain and clean off mud, salt, or snow. 4mm CR Flex-Foam PK mesh Lining Dual Density EVA Insole with Gel Cushion Insert Low Heel Material Composition: Other Materials/Other Materials/Other Materials/Other Materials Upper Outer Material: Rubber/Neoprene Lining Material: PK Mesh Sole Material: EVA Heel Type: Normal Fitting: Standard Calf Width: Standard Fastening: Slip on Waterproof: Yes