Liquid Force 2017 Hero (Green/Blue) Wakeboard Helmet Adjustable Pads: Ability to customize and get your helmets to fit perfectly. Pro-Dri Lining: New for 2016, Liquid Force re-engineered a triple density impact foam and wrapped it in a pro- dri fabric. Triple Density: Triple density closed cell faom does not absorb water and is ultra light-weight. CE Certified: Liquid Force's impact resistant ABS plastic shell combined with a new and improved CE Certified Pro-Dri Liner gives you maximum protection.