Meet the Wetgear RIPFLIP: a walkable fin that can be used for swimming, walking, climbing, kayaking, spear fishing, and search and rescue operations. It can also be used for aquatic rehab. The RIPFLIP features a 3mm Neoprene boot, polyurethane midsole, and Vibram Megagrip outsole.
The RIPFLIP is designed to keep you comfortable in challenging conditions. Costs under $100 at this time.