2025 O'Neil Hyperfreak 5/4+ Chest Zip Full What S2AS Team riders say about the O'Neill Hyperfreak Wetsuit:After testing the Hyperfreak, you would NEVER believe you had on a 5/3mm Wetsuit it felt like a 3mm wetsuit but with the warmth of a 5mm suit. It's crazy just how stretchy this wetsuit is - Once you get it wet, it feels like you don't have it on. Mind blowing. O'Neill Hyperfreak 5/4+ Wetsuit Description: The O'Neill HyperFreak Chest Zip is made of Recycled TechnoButter 3 and TB3X neoprene, containing 90% or more recycled fibers in the liner fabrics. This exclusive technology weighs 20% lighter with 30% less water absorption than any other premium neoprene. Wetsuit Key Features: F.U.Z.E. Closure (Chest Zip) Minimal Seam Design 360° Barrier with Drain Holes Wetsuit Construction: Recycled TB3X Fully Taped Glued and Blind Stitched Seams Full Body/ Legs: Recycled TechnoButter 3 Arms/ Shoulders: Recycled TechnoButter 3X PLUS 0.5mm Extra for Additional Warmth Aqua Alpha Solvent Free Neoprene Lamination Eco Carbon Black in Neoprene Limestone Neoprene Dope-Dyed Yarn Jersey Plasma Wrist and Ankle Seals