Specifications Hign-concerned Chemical:None Model Number:V-120 Certification:ce Air Vents:8 - 15 Type:Ultralight Helmet Material:EPS Brand Name:PJT Origin:Mainland China Age: Adults Men Weight g :190g PMT New Cycling Helmet Comfort Lining Lightweight Hollow Riding Safety Head Protection Bicycle MTB Helmets Men Women Bike Helmet Brand:PJT Mold:V-120a Process:Integratednmolding Material:PC+EPS Weight:200+10g Head Circumference: L 57-62 cm