As the original inventors of buoyancy shorts back in 2007, Zone3 are proud that their first design is still going strong and is now called the “Originals” to recognize their heritage. With over a decade of fantastic customer reviews behind them, they have helped thousands of swimmers to improve both their body position in the water and their swim technique. ‘The Originals’ are made from top Yamamoto Smoothskin neoprene and are stitched and bonded the same way as a triathlon wetsuit. The shorts are designed using 3mm neoprene down the centre for buoyancy and 5mm neoprene down the sides to promote hip rotation through each stroke. Key Features: Highly buoyant design for heavy-legged swimmers. 3mm Yamamoto Smoothskin front and back panels. 5mm Yamamoto Smoothskin side panels. New comfort-focused waistband. Key Benefits: Improves your body position and swim technique. Designed as a natural feeling alternative to a pull buoy. Enhanced core support to aid with technique development. Backed by over a decade of positive reviews.