Description of O'Neill 3mm SL Surf Gloves O’Neill has your mitts covered for all seasons and all conditions. Every style is now sealed and bulletproof thanks to fluid seam weld and the new interior wrist seal. The SL series features the new Shark Skin Palm for maximum grip and durability. Features: Glued & Blindstitched Seams Newly Formulated Anatomical Polygrip Thermo Layer Vertical Seam Placement Increases Dexterity