O'NEILL MENS HYPERFREAK CHEST ZIP 4/3MM STEAMER

The O'Neill Hyperfreak Chest Zip 4/3MM Steamer delivers unmatched comfort and flex in the water — claimed by test riders to be the most comfortable wetsuit they've ever worn. Built with featherlight pre-stretched TB3-X neoprene and hydrophobic TB3 neoprene, this suit feels unbelievably free, allowing you to move naturally and perform at your best.

Designed with minimal seams and fully taped TB3X interiors, the Hyperfreak keeps water out while maintaining a lightweight feel. Whether you're paddling, duck diving, or boosting, it feels like surfing with no restriction — almost like you're not wearing a wetsuit at all.

Wetsuit Specification 

• Model: O'Neill Hyperfreak Chest Zip Steamer
• Thickness: 4/3MM
• Entry: Chest Zip
• Neoprene: TB3-X / TB3 super stretch neoprene
• Seams: TB3X fully taped
• Fit: Lightweight, pre-stretched, high-flex performance
• Design: Minimal seam construction for maximum movement
• Collar: Double seal collar
• Lamination: Aqua Alpha solvent-free
• Sizes: XS, S, M, MS, MT, L, LS, XL, XLS, XXL

Why the Hyperfreak is our best selling steamer:  This suit is all about freedom and feel. The TB3-X neoprene makes it insanely flexible, light, and comfortable — the kind of wetsuit you forget you're wearing. Perfect for surfers who want premium performance without bulk.