The O’Neill HyperFreak wetsuit is made of featherlight TB3 and TB3X materials that provide unparalleled comfort and performance. The minimal seam design allows for increased stretch and comfort, and the durable Krypto Knee Padz are comfortable and mould to your knee. The HyperFreak is environmentally-friendly and sustainable, constructed using recycled oyster shells, car tyres and plastics, solvent-free lamination, dope-dyed yarn, and limestone neoprene. The HyperFreak chest zip model features our popular FUZE chest zip system with an anti flush barrier with drain holes to keep you warm and dry.