O'Neill's Psycho Tech combines our exclusive TechnoButter 3 neoprene and added heat-generating TechnoButter Air-Firewall. The Psycho Tech is loaded with the hi-tech features you need to stay warm and toasty in any condition.
- TB4 Air Firewall / TB4X
- Fluid Seam Weld
- 6.8.10.12.14.16
- Duraskin Chest/ Back Panels