HyperFire 4/3mm Steamer Back Zip Wetsuit

🔥 HYPERFIRE 4/3MM BACK ZIP – UNMATCHED FREEDOM. UNSTOPPABLE WARMTH.

Cold water? No worries. The HyperFire Back Zip 4/3mm delivers elite performance with zero compromise — combining O’Neill’s most advanced stretch and warmth technologies in a suit built for surfers who go regardless of the forecast.

Formerly known as the HyperFreak Fire, this suit redefines cold-water comfort.

⚡ ZEN ZIP ENTRY: THE BEST BACK ZIP EVER BUILT

Forget everything you thought you knew about back zips. O’Neill’s ZEN ZIP system is next-level — an unrestricted entry design with an internal barrier that blocks water and lets you move freely. Easy in, easy out, no flush, no drag.

🌡️ WARM, DRY & READY TO GO AGAIN

• TB4 Firewall core lining – retains heat, repels water, and dries in 30 minutes

• Graphene-lined TB4X arms and shoulders – ultra-stretch where you need it most

• Fully taped seams + Fluid Weld Seal – zero leaks, maximum warmth

• Double Seal Collar – prevents neck flushing without rubbing

🌱 BUILT WITH THE PLANET IN MIND

Crafted using:

• Recycled oyster shells, plastic bottles, and car tyres

• Limestone-based neoprene

• Dope-dyed yarns and solvent-free lamination

The Hyper Series represents a bold shift toward sustainability — so you can surf with purpose.

✅ KEY FEATURES:

• 4/3mm Thickness – your winter workhorse

• ZEN ZIP Back Entry – the most advanced back zip system available

• TB4 Firewall / TB4X Neoprene – warmth + paddle freedom

• Fully Taped Seams – durability + insulation

• Minimal Seam Design – more flex, fewer restrictions

• Sizes: S, M, MS, MT, L, LS, XL, XLS, XXL, 3XL

• Eco Materials – premium performance, smaller footprint

This is not your average back zip.
This is HyperFire. Engineered for cold water. Made to move. Ready to rip.