Super cool one-piece helmet, anti-scratches, anti-abrasion and shock-resistant; With 27 breathing holes on it, comfortable to wear; Quality housing is shockproof, smooth and bright; Made of EPS and shockproof composite material, built-in high intensity structure, increasing safety and reducing weight; Holes design are reasonable, cool and reducing wind resistance; Inner liner is elastic, providing better buffer and reducing vibration; Helmet brim can avoid abnormal objects getting into eyes and protect you from sun; Adjustable device in the tail part is elegant and fine, convenient to adjust as per your head, convenient and fast to use.