O'Neill's Heat 3Q-Zip 4/3 FSW Fullsuit features:
- ULTRAFLEX FIREWALL: lighter, warmer, more flexible, and 30% more stretch.
- 100% ULTRA STRETCH: UltraFlex DS
- CODE RED ZIPPER: urethane coated zipper that keeps water from entering at the back entry point.
- SINGLE FLUID SEAM WELD: keeps water from entering at all seams and points.
- Double Super Seal Neck
- Eternal key pocket with loop
- Body: 100% UltraFlex DS
- Chest/Back: SmoothSkin UltraFlex Firewall
- Knee: Krypto Pads
- Neck: Glideskin
- Paneling: strategic seamless paddle zones, lumbar seamless design, sidewinder S curve seams.
