SPECIFICATIONS ■ Weight, sizes and colors 255g One size: M / L (55-61 cm) 5 different colors ■ Construction External Shell Construction: Polycarbonate shell in the mold with EPS liner Internal hull: Thermoformed polystyrene for reinforcement shock absorption ■ Adjustment system Light adjustment system with an easy-to-rotate selector for adjustments ■ Ventilation 22 wind tunnel ventilations with internal ducting ■ Comfort Removable and washable internal upholstery in Coolmax material - COOLMAX internal cushions (cushioning comfort cushion) are used on a larger surface in contact with the head for greater comfort. Detachable for hand washing and hypoallergenic. Comfortable lining and chin pad keep fit ■ Be seen Without reflective rear adhesive ■ Compatibility No ■ CE certification EN 1078 ■ Accessories NO FEATURES ■ 20 air outlets ■ Handle dividers for easy handling ■ Click on the buckle with chinpad ■ Removable display