The Psycho Freak takes features from the Psycho 3 and the Psychofreak to create one of the most flexible warm wetsuits on the planet. Add the lightest firewall ever produced with Oâ€Neillâ€s TechnoButter 2 Air-Insulation and rapid drying TechnoButter Neoprene make this highly innovative wetsuit one of the best. Size: MEDIUM TALL,LARGE TALL,LARGE SHORT,Small.