This is a custom made – hand crafted monofin. It is a light variation of WaterWay’s Glide Monofin and has a smaller neoprene wing than the 1 Wing monofin. The Flyer monofin is one of the most advanced monofins on the planet. Great for training and competitive finswimming. The Flyer monofin’s footpockets enable optimal grip of the finwsimmers feet and optimal energy transfer. The Flyer monofin is used by the top finswimming athletes and world record holders.