O'Neill HyperFreak 3/2+mm Back Zip Steamer Wetsuit Lightweight Performance. Unrivalled Freedom. The HyperFreak 3/2+ Back Zip Steamer Wetsuit is built for surfers who demand ultimate stretch, warmth, and comfort in the water. Featuring O’Neill’s game-changing TB3X and TB3 neoprene, this suit is so light and flexible it feels like you’re surfing without a wetsuit at all. Designed with a minimal seam layout and team-tested fit, the HyperFreak delivers high-performance mobility and effortless paddling, all in a sustainably built package. Now part of the O’Neill Blue program, it’s constructed using eco-friendly materials like recycled tyres, oyster shells, plastic, and dope-dyed yarns—all laminated with solvent-free Aqua Alpha glue. Whether you're logging long sessions or chasing winter swells, the HyperFreak Back Zip makes cold-water surfing feel easy. Engineered for Performance: TB3X / TB3 Neoprene: Lightweight, pre-stretched materials that offer incredible warmth, flexibility, and comfort. Back Zip Entry: Traditional design allows for quick, easy entry and a secure fit. GBS & Taped Seams: Triple-glued and blind-stitched seams with internal taping for a watertight, flexible seal. Features Designed for Surfers: Minimal Seam Design: Increases flexibility, reduces chafing, and allows for a natural range of motion. Krypto Knee Padz & Double Seal Collar: Ergonomic knee protection and a soft, watertight collar for added durability and comfort. 3/2+mm Thickness: Slightly thicker core panels for added warmth while maintaining flexibility in arms and legs. External Key Pocket with Loop: Secure storage for your key during sessions. Sustainable Construction: Part of the O’Neill Blue program, using recycled and eco-conscious materials throughout. Why Choose the HyperFreak 3/2+ Back Zip Steamer Wetsuit? The HyperFreak 3/2+mm Back Zip is made for surfers who prioritise lightweight flexibility, warmth, and sustainable design. With premium construction and athlete-proven performance, it’s one of the most comfortable and functional suits in the lineup—perfect for those who want to surf longer, move easier, and tread lighter.