
The Story
Lightweight Warmth & Youth Performance
Designed for young surfers, the Youth Hyperfreak 4/3 mm uses O’Neill’s featherlight TechnoButter neoprene for flexibility, warmth and reduced water absorption. Built for cold-water sessions, it combines stretch, comfort and durability with a minimal-bulk chest-zip system.
Key Features:
- TechnoButter 3X (Arms / Shoulders) — featherlight stretch.
- TechnoButter 3 (Body / Legs) — 20% lighter, 30% less water absorption, fast drying.
- TB3X fully taped seams.
- Glued & blind-stitched construction for watertight flexibility.
- F.U.Z.E. free-floating chest-zip closure.
- Seamless Paddle Zones for unrestricted movement.
- Sidewinder S-Curve seams.
- Krypto Knee Padz for ergonomic protection.
- Limestone-based neoprene.
For more thicknesses and constructions, explore our full wetsuit collection ↗

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Lightweight Warmth & Youth Performance
Designed for young surfers, the Youth Hyperfreak 4/3 mm uses O’Neill’s featherlight TechnoButter neoprene for flexibility, warmth and reduced water absorption. Built for cold-water sessions, it combines stretch, comfort and durability with a minimal-bulk chest-zip system.
Key Features:
- TechnoButter 3X (Arms / Shoulders) — featherlight stretch.
- TechnoButter 3 (Body / Legs) — 20% lighter, 30% less water absorption, fast drying.
- TB3X fully taped seams.
- Glued & blind-stitched construction for watertight flexibility.
- F.U.Z.E. free-floating chest-zip closure.
- Seamless Paddle Zones for unrestricted movement.
- Sidewinder S-Curve seams.
- Krypto Knee Padz for ergonomic protection.
- Limestone-based neoprene.
For more thicknesses and constructions, explore our full wetsuit collection ↗


















