Product Page for Black Item Product Name: "Protect Your Head, Free Your Mind - 'SafetyPlus' Lightweight Bicycle Helmet" Feature 1: Pursuing Safety with Advanced Technology Made with high-impact resistance and high-density materials, the SafetyPlus helmet effectively absorbs external impact forces. Even with its lightness and comfort, safety is never compromised. Feature 2: Breathe Freely, Ride Comfortably 18 ventilation holes and an aerodynamic design effectively reduce air resistance and efficiently expel heat from inside the helmet. This keeps your head cool and comfortable even for long periods. Feature 3: Perfect Fit An adjustable dial allows for head circumference adjustment, making it suitable for men and women, from seniors to children. It fits snugly around your head. Feature 4: High Functionality and Comfort Combined Sweat-absorbent and highly breathable cushions are placed inside, ensuring safety while maintaining comfort. Furthermore, the washable inner pads allow for cleanliness. Feature 5: Suitable for All Weather Conditions The included sun visor protects your face from UV rays, wind, and dust. With the SafetyPlus helmet, which pursues safety and comfort, you can enjoy cycling in any weather. Ultra-Lightweight and Burden-Free Ultra-lightweight design, weighing only 220g. It doesn't put a burden on your head even during prolonged use. You can move freely and perform at your best. [Size] Free size, head circumference 57-63cm, head width 18cm, head length 22cm, adjustable with a dial to adjust the head circumference. [Material] EPS foam + PC sheet integrated molding, with an inner liner, nylon belt, and PP material adjuster built-in. [Weight] Approximately 220g.