Hugcap Bicycle Helmet [SG Standard Certified] Commuter/School Helmet for Elementary, Middle, and High School Students, Adults, Unisex, Adjustable, Lig

[SG Mark Certification: A Proof of Practicality and Safety] This product is certified by the Safety Association as an SG Mark compliant product. The SG Mark Standard is a globally unique standard that guarantees safety standards, product certification, and accident compensation for products certified by the product association. The government encourages wearing products with the SG Mark. Choose a helmet that provides excellent head protection. [For the Stylish] This helmet features a matte finish and a unisex design. It can be used by a wide range of people, regardless of age or gender. [Weight: Only Approximately 290g] As an SG Mark certified product that achieves safety and durability, it weighs just 290g. It provides excellent protection while reducing strain on the head and neck. [Adjustable to Just One Size!!] Although it is available in one size, it can be fine-tuned using three inner pads inside the helmet and a dial on the back of the head. It is suitable for a wide range of sizes. [Size] Head circumference: Reference actual size: 55.5-61.5 cm (SG standard size: 58-61 cm) Inner width: Approximately 18 cm Inner height: Approximately 21.5 cm Weight: 290 g * "SG standard size" is the size within the SG certification test range. * Reference actual measurements were taken by several of our staff. * The measurements are with cushions and a sun visor. There may be slight discrepancies. Thank you for your understanding. * Even if your head circumference is within the range, if the width and height do not match, the helmet may not fit properly. Please check before purchasing.