Features： 1、About Size: Size (approximately): S (55-56cm), M (57-58cm), L (59-60cm), XL (61-62cm). - please read the size measurement scheme on the picture carefully. (very important) 2、Aerodynamic Design: ABS outer shell, EPS inner shell, reinforced chin strap with quick release fastener, extremely robust and impact resistant. Partly removable and washable lining that keeps the helmet clean, fresh and odorless. Aerodynamic designed motocross helmet. 3、Strong Material: Advanced Aerodynamic Polycarbonate Shell Construction, Lightweight yet strong helping to keep the weight of the helmet down whilst ensuring you are kept safe. The shell shape has been specially designed to minimise the risk of transferring impact energy to the collarbone and optimise for the use of neck protection. 4、Removable lining: Child Adults Motorcycle Sport Helmet, Comfortable inner lining, when the helmet is subjected to a strong impact, the soft foam spacer inside the helmet can ensure that the impact does not injure the person's head. Provide stronger protection. 5、Package includes: Motorcycle accessories including helmet, protective glasses, gloves, face cover, a total of 4 pieces. Best gift for motorcyclists, the ideal travel companion even for long motorcycle tours. Specification： High strength Polycarbonate Shell, lightweight and impact resistant. Lightweight design reduces wind noise. Comfort soft 3D padding liner uses breathable technical fabric, fully removable and washable. Intake and exhaust ports ensure plenty of ventilation to keep you cool. Quick release buckle ensures your head is securely fixed. Specification: Material: ABS+ EPS Weight: about 1500g/set Type: Motocross helmet Size (approximately): S (55-56cm), M (57-58cm), L (59-60cm), XL (61-62cm). (Please accurately measure the head circumference and choose the size before buying, so as not to be too big or too small.) Note: Please note that the glove color, helmet liner, helmet mouth exhaust port color is random, and the mouthpiece is shipped randomly left and right. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List： 1 x Motorcycle Helmet 1 x Goggles 1 x Gloves 1 x Face Cover