Designed for cold water performance, the O'Neill Psycho Tech 4/3mm delivers premium warmth, flexibility, and comfort. Featuring ultra-light TechnoButter neoprene, advanced thermal insulation, sealed stitchless seams, and the F.U.Z.E. chest zip entry, this wetsuit minimizes water entry while maximizing freedom of movement. Ideal for surfers looking for top-level performance in water temperatures between 8–17°C (46–63°F).
