The Psycho 1.5 mm hood is the essential lightweigth protection. Smooth skin with firewall and adjustable chin strap and short brim visor. Psycho - Warmest in the Water. | Designed, tested, and built by O'Neill, the O'Riginal wetsuit brand. Since Jack O'Neill invented the first wetsuit in 1952, O'Neill has been producing quality and innovative performance surf and snow products to help you stay out there amongst the elements, for longer. Covered by O'Neill's 12-month product warranty. The official store to buy O'Neill Wetsuits, Clothing, Snow Gear, and Accessories