Bicycle SG Adult Size for Polycarbonate Adjustable Bike Standard SG and CE Road Actual Standard Red and ARCH-GLOBAL Helmet, Standard, [Recommended

[SG Mark Certification: Proof of Practicality and Safety] This product is SG Mark compliant, certified by the Safety Association. The SG Mark Standard is a unique standard in the world that guarantees safety standards, product certification, and accident compensation for products certified by the product association. The government encourages the wearing of products with the SG Mark. Please choose a helmet that provides adequate head protection. [Lightweight for safety - Durable and ultra-lightweight at 250g] A blend of high-density EPS and PC materials makes this helmet both durable and lightweight! Weighing just 250g, this helmet reduces strain on the head and is resistant to impacts. [Cool design for adults and children] Available in a wide range of sizes (head circumference 59-64cm), it is suitable for both adults and children. Of course, it is recommended for anyone who likes cool designs, regardless of gender. [Adjustable to just one size!] Although it is available in one size, you can fine-tune it using the dial on the back of the head. It can accommodate a wide range of sizes. [Special Features] [All-round 3D protective cushion + chin strap cushion + replacement chin strap cushion included] A spare under-chin cushion, which is prone to getting dirty with sweat, is included. [Unique Air Route Design] A unique air route has been devised to effectively release internal heat and wind pressure when riding a bicycle. It cuts through the wind while releasing heat. [Deodorizing Nylon] The chin strap is made of nylon with deodorizing properties for hygienic reasons. It has also passed durability tests to ensure it won't come off in the event of a fall. [Size] Head circumference: Reference actual size: 58-64cm (SG standard size: 58-61.5cm) Inner width: Approx. 18cm Inner height: Approx. 22.5cm Weight: 250g * "SG standard size" is the size within the SG certification test range. * Please note that measurements may vary depending on head circumference measurement method, head shape, etc. * Measurements include 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. [Note regarding size indication] The size indicated on the sticker attached to the inside of the helmet is based on the test size classification established by SG Planning, and may actually correspond to a reference size. The actual size measured by our staff is listed on the product page, so please refer to that. This unisex bicycle helmet is perfect for adults and children. Features an adjustable size dial, stylish design, and plenty of ventilation holes. It's perfect for mountain bikes, MTBs, cross bikes, and electric assist bikes. It's perfect for commuting to school or work, and is lightweight and comfortable for all ages. It fits snugly and keeps your hair in place. It's perfect for sporty, casual, and gym activities, training, and helmet mandates. It's easy to wear, lightweight, and comfortable, making it a great gift for new beginnings, outdoor activities, and casual wear. It's also perfect for folding bikes, sports bikes, and practice.