■ Model Number:HO-03 split ■ Product Name (PRODUCT): Straight Bicycle Helmet Mountain Bike Road Imitation One-piece Cycling Helmet Roller Skating Gear ■ Applicable (FOR): Cycling, Road, Roller Skating, and Other Outdoor Sports ■ Material: PVC+EPS ■ Technology (TECHNOLOGY): Non-integrated molding ■ Color (COLOR): 4 colors available ■ Size: 57-62CM ■ Inner width (WIDTH): 18.5CM, inner length: 22.5CM ■ Weight: 180G ■ Ventilation holes (VENTS): 21 ■ Structure: Helmet with webbing, adjuster, lining, brim ■ Packing size: 30 pieces packed 64*54*55CM, 25 pieces packed 61*59*47.5CM