Psycho Tech 4/3+mm B/Z Full Size:S They are fully lined for

They are fully lined for comfort and include a metal logo trim for an elevated look

the Phase is now equipped with the intuitive BOA® Fit System to make it easier to dial in the perfect fit

short sleeve

Stain release finish

The stretchy waistband hugs you around the hips to help keep powder from slipping down your back if and when you take a tumble

Psycho Tech 4/3+mm B/Z Full Size:S They are fully lined forO'Neill's Psycho Tech range focuses on ultimate warmth and durability with high performance recycled materials and water tight double sealed stitchless seams. Sustainable TB4 Firewall technology radiates throughout with TB4 Duraskin Air Firewall in the chest and back to shield against the cold while retaining and recirculating your body heat. Designed to keep you in the water longer, toasty, and stoked. Z. E. N. Zip Closure (Back Zip) Redzone Water