O'Neill Hyperfreak 4/3 Chest-Zip
Technobutter 3 & TB3X neoprene
O'Neill's exclusive new improved stretch, hydrophobic neoprene with featherlight ENVY foam rubber core. Ultimate, flexibility, warmth and comfort. Combined with Technobutter 3X, the lightest, most flexible, softest material ever created.
Glued, Blindstitched & taped Seams
Soft and durable neoprene seam tape. 0.5mm split-neoprene applied to triple-glued seams to seal out water keeping you dry and loose.
F.U.Z.E. Entry system
O’Neill’s exclusive F.U.Z.E. (Front Upper Zip Entry) system offers a fresh alternative. Using the same free floating zipper technology as our patented Z.E.N. ZIP closure. The F.U.Z.E. closure keeps you dry and allows unrestricted flexibility.
Double superseal neck
A toasty warm two layer design featuring a 360˚ smooth skin interior lining, wide adjustablility, and a secure lock down. Fully adjustable and watertight.
Strategic seamless paddle zones
An ergonomic, seamless under sleeve panel that allows for unrestricted motion and eliminates rashing. Flexible and unique design which utilizes minimal seam placement for comfort.
Sidewinder S-Curve seamsSidewinder S-Curve seams
Krypto knee padz
Abrasion resistant, high stretch neoprene panel with ergonomic shaping for comfortable durability. Flexible and unique design utilizes and extended knee pad for added durability.
External key pocket with loop
Abrasion resistant, high stretch neoprene panel with ergonomic shaping for comfortable durability. Located along the lower leg inseam. Constructed with Fluid Seam Weld and UltraFlex DS neoprene, this key pocket has added strength, easy access and completely secure.