O'Neill Hyperfreak Fire 4/3mm+ Chest Zip Full Wetsuit

The O'Neill HyperFreak Fire Series extends sessions in bone-chilling water with its next-gen TB4 Firewall neoprene, featuring graphene-infused, heat-retaining, durable fibers. Fluid Seam Welds and Fused Super Seal Cuffs ensure a watertight seal. TB4 and TB4X materials continue the HyperFreak legacy of unrivaled flexibility, warmth, and comfort. HyperFreak Fire is the ultimate in Fiery warmth.

• F.U.Z.E. Closure (Chest Zip)
• 360 degree Anti-Flush Barrier with Drainholes (F.U.Z.E.)
• Fused Super Seal Wrist and Ankle Cuffs
• Recycled Oyster Shells and Eco Carbon Black Infused Neoprene
• Recycled Dope-Dyed Yarn Liners
• Aqua Alpha Solvent Free Neoprene Lamination
• Recycled Krypto Armor Knee Padz
• Key Pocket with Loop
• Triple Glued and Blindstitched with Exterior Fluid Seam Weld Technology
• Front, Back, Thigh, Butt: TB4 Firewall
• Shoulder, Shin, Calf: TechnoButter 4
• Entry, Sleeves: TechnoButter 4X
• PLUS (+) = 0.5mm Extra thickness for even more warmth

TECHNOBUTTER 4 - TB4 builds on the legendary Technobutter 3, the next evolution of the jersey introduces recycled yarns infused with graphene for increased wear strength and heat retention.

TECHNOBUTTER 4x - Technobutter 4x goes beyond the gooey stretch, and soft feel of TB3x. Recycled graphene fibers line the jersey allowing for incredible stretch with added strength and warmth retention, all with a new look.

TB4 FIREWALL - Technobutter 4 Firewall utilizes the recycled graphene fibers in a light and soft thermal layer to create a fire hot feedback loop. As the body heat warms the graphene fibers, they conduct the heat back into the body.