Bicycle Helmet for Adults, Impact Resistant, Highly Breathable Cycling Helmet, Ultra-Lightweight Road Bike Helmet with Sun Visor, 18 Ventilation Holes, Adjustable Size, Head Circumference 58-61cm, Chin Pad Included, Sports Helmet, Unisex New 【High Impact Resistant Sports Helmet】 High-density EPS and high-density PC material, which are excellent in impact absorption, are adopted, and external impact force can be effectively absorbed. While ensuring safety, the weight is minimized, only 210g. It is so light that you don't feel the weight, and it is comfortable even when worn for a long time. It combines high impact absorption and durability, protects the head from direct impact, and provides scientific/professional protection for the head when doing sports such as bicycles, skateboards, kickboards, inline skates, BMX, and MTB. 【Helmet Specifications】 Size: Approximately 28*22*14cm; Applicable head circumference: 58-61cm. You can adjust the head size to meet the needs of most cyclists according to the head circumference size. It can be used not only by adults but also by the elderly over elementary school students. It is an essential item for safely enjoying various sports. 【Aerodynamic Design and Breathability】 The bike/bicycle helmet has a special aerodynamic design and 18 breathable vents, effectively reducing air resistance and reducing sweating. This ensures that you benefit from optimal ventilation while saving energy. Air passes through the vents, making it less stuffy and comfortable to wear. 【Visor Design】【Sunshade Hood Design】 Stylish visor design. The helmet casts a shadow on the eyes, protecting the eyes from the glare of the sun. Also, when it rains, it can prevent some of the rain from hitting the eyes directly. Applicable to commuters and students. The lightweight design fully considers the rider's head pressure during long rides. The soft inner cushion makes the head more comfortable and natural. In addition, the soft inner cushion can be removed and washed. Available for immediate purchase.