Sell 【New】 Rnox One-Piece Road Bike Helmet Unisex Professional Bicycle Helmet Bike Mountain Cycling Helmet best price

Description: 1.Modular tail lamp design (optional), the tail can be installed warning lights, improve the safety of riding at night. (tail lamp to be purchased separately) 2. A special aerodynamic and ventilated design that allows air to pass through the bicycle helmet to help to increase speed and stay cool and comfortable. 3. Ultra-light design- this bicycle helmet is lightweight, the inner pad is made of breathable material, which is comfortable to wear. 4.Anti-collision design- This bicycle helmet is designed for adults. Made of sturdy and durable PC material and EPS foam, it can help to slow down the impact and protect the head. Specifications: specification： Product name: road bike helmet Gross weight: about 220g Material: PC EPS Color: 8 Colors Optional As Shown Size: One size head circumference is 55-60cm/ 21.65"- 23.62", head width is 17.5cm/ 6.88", and there is a adjuster knob to adjust the size of the head circumference. Package Included: Road bike helmet*1