The Supreme 5mm Split Toe boots are the warmest boots we have ever had in stock. They have been carefully redesigned and streamlined with minimal GBS Liquid seams to ensure that the cold water is kept out. The Supreme boots are made of MX2 foam and Wind Mesh neoprene with Hex-grip lite on the sole to offer optimal grip, while remaining lightweight. Keeping warm has never been easier. Product Features Liquid seams (100%): all seams GBS (Glued Blind Stitched) Wind Mesh Hex-grip lite Technical Features