Retro motorcycle helmets are waiting for fearless rider adventures. what are you waiting for? A variety of color combinations full of imagination, vitality and passion. It seems that you are a free man. Weighs Light, eliminating neck strain on those long trips with your motorcycle, scooter, moped, cruise, UTV, ATV, touring bike, or other street bike. ▶Polycarbonate alloy shell construction ▶Impact absorbent high density liner comfort ▶Adjustable nylon chin strap with snap release buckle ▶Less bulky than normal half helmets with maximum protection ▶Lightweight Helmet Around 2.2 lbs. (weight will vary upon size) ▶Classic retro style motorcycle helmet ▶Very lightweight, so you won't feel pressure on your neck, very flexible Size: suitable for head circumference: M=55-56CM,L=57-58CM,XL=59-60CM,xxl = 61-62CM weight: 900g±50g Material: ABS material Sizing: Measure your head circumference 1 ”above your eyebrows and around the fullest part of the back of your head ★Due to the difference of light, color display and shooting angle, the color may be slightly different. According to actual product color