Kask Super Plasma Hi-Viz HelmetsKASKs Superplasma PL HI VIZ is an innovative, high visibility helmet, specificallydesigned for professional work at height and work at ground application. It islightweight, compact, comfortable and well ventilated. Equipped with a rapid,simple and efficient headband size adjustment system with a non slipperyrubberized wheel that is easy to use even when wearing protective gloves. FEATURES Outer shell is made of High Density ABS Plastic and designed to