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O’Neill 4/3 Psycho 1 Zen Wetsuit


The Psycho 1 is minimal seam madness. This is the ultimate high-performance
cold-water wetsuit. Built with ultra-gooey TechnoButter Neoprene and
ultra-minimal seam styling offers unrestricted mobility, enhanced durability and
incredible fit. The Psycho 1 will raise your performance level to new

TechnoButter: O’Neill’s exclusive TechnoButter Neoprene boasts a
20% lighter formula with a 30% less water absorption and quick dry properties
that make this the most technical and buttery neoprene on the

Z.E.N. Zip: O’Neill’s exclusive closure featuring a pullover
internal neck seal that blocks out water for maximum performance. Any water that
penetrates the Z.E.N. Collar or Super Short Zip is blocked by the Barrier and
forced out the Drain Hole. (U.S. Patent

Thickness: 4/3, 3/2
Z.E.N. Back zip
Sizes: S -
Colors: Black/Smoke/Red, Black/Black/Black, Fathom
Blue/Black/Clean Green, Black/Smoke/Brite Blue