Description: Sturdy built under quality standard with choice material. Design with special to the rear part of head. Polycarbonate shell and EPS foam are integrally molded in production. Structured by 23 air vents in arranged pattern for air flow & ventilation. Comes with un-removable brim; pads detachable, . Quality buckles & straps, adjustable for snug wear. Specifications: Size: L (56-60CM), adjustable Material: Polycarbonate shell, EPS foam Manufacturing: In-mold Shell Colors: As shown Foam: EPS, grey color Vents: 23 vents Net weight: Approx. 245grams / 8.64oz. Packing: Polybag Package Included: Helmet*1 Notes: Please check the detail size/model information before purchasing. Due to the different monitor and light effect , the actual color of the item might be slightly different from the color showed on the pictures . Thanks for your understanding. Please allow 1-2 cmmeasuring deviation due to manual measurement. Chat with us should you need any assistance.