Designed to Atomic Aquatics well documented high performance and exacting quality standards, the full-foot SplitFin model is lightweight and well suited to travel, yet delivers performance comparable to full sized scuba diving fins. Features: High ratings for speed and power - the performance of the open heel Atomic Split Fin in a streamlined full-foot design. Hydrodynamic design is incredibly fast. Semi-rigid battens for controlled flexing of the blade. Lightweight for travel at less than half the weight of a pair of open-heel fins - and no need to pack heavy neoprene boots either! A pair in size Medium (mens 9-10) weighs just 2 lbs 10 oz and measures 24 long. Comfortable open-toe full foot pocket can be worn barefoot, or with a pair of Sand Socks for extended comfort. Sold by the pair.