Color: red helmet and protective gear, blue helmet and protective gear, pink helmet and protective gear Material: EPS foam and PC shell Applicable head circumference (CM): 48-52 Whether integrated: one Helmet stomata number: 4 Product matching: protective gear Product size (CM): 26x19x13.5 Product weight (G): 100g plus protective gear 140g Specifications: 1. Lightweight and simple, strong air permeability: the material is light and easy to carry, the headband buckle is easy to adjust, suitable for different head types at the same time, there is a vent design on the top, and multiple vents can effectively reduce the incoming wind and assist, riding More comfortable on the way 2. Lightweight and comfortable, lightweight and no burden: This bicycle helmet is made of lightweight materials, and the inner pad is designed with a detachable insect-proof net, which is comfortable and safe to wear. 3. Head circumference adjustment system, optional adjustment device: the contraction of the rotating buckle can adjust the buckle belt in the helmet as a whole to meet the needs of riders with different head circumferences, with safe tightness and a comfortable fixation effect. 4. Comprehensive performance and protection: Helmet test laboratory design, multiple tests, bring the safest protection, worry-free riding. 5. Multi-color options: The helmet has a variety of colors to choose from, with bright colors, smooth appearance, and good gifts! Package Included: 1xSafety helmet and protective gear 1xSafety helmet