Skwala Carbon Wading BootThe Carbon Wading Boot features a proprietary Traction Lug sole pattern Skwala developed in collaboration with Vibram using their patented IDROGRIP material for enhanced wet traction. Removable Ortholite insoles cushion and support your feet. The unique burrito wrap" tongue design locks your foot in place. Unique "Burrito Wrap" tongue ensures consistent fit Vibram IDROGRIP outsole with proprietary Traction Lug design (stud compatible) Rockered, dual