Package included: 1x Black Helmets Or 1x Pink Helmets Or 1pair Couple Helmets Material: ABS （Acrylonitrile Butadiene Styrene plastic），Man-made Leather Size:approx. 22 x 19 x 11cm Brim：approx. 7cm Headband Length: 30-46cm Adjustable Color : Black & Pink Fit: For head size 55-62cm Features: - Elegant design,High-quality helmet material and exquisite manufacturing - Universal size with adjustable lynon chin strap, fits for most people - Longer brim to better shield your head from sunshine and rain - The liner is high-level warm fabrics, and with high-density foam cushioning layer. It feels soft and comfortable Note: - Instruction is not included. - Please allow a slight error due to manual measurements, thank you! -Please check size to make sure the fitment before bidding. Thank you.