Billabong Wetsuits - Billabong Furnace 7mm Split Toe Wetsuit Boots - Black :: Men > Wetsuits. Triple-glued and blind stitched: Reduces the amount of water entering the boot and increases durabilityXero Foam neoprene: Combining unparalleled stretch. comfort and warthMen's wetsuit bootsThickness: 5/4mm7MATERIAL: 100% SyntheticClosure:Velcro hook and loop closureTwin needle self-tie blind stitched external seams: Robust and durable Size: UK 7,UK 8,UK 9,UK 10,UK 11,UK 12.