Tnarru Bike Helmet Bicycle Helmet for Adults Adjustable Breathable Cycling Accessories Portable for Riding Road Bikes Outdoor Sports Red L

[Versatile application]: Perfectly suited for road cycling, commuting, and various outdoor activities, this bicycle headwear offers wide ranging utility for different riding scenarios [Breathable Lining]: The interior of the helmet includes a breathable lining, keeping you fresh even on long rides. Additionally, it features reflective security straps for enhanced visibility in low light conditions [Adjustable Fit for Comfort]: Equipped with an integrated knob adjustment system, this bicycle helmet allows you to easily adjust the size for a snug fit, ensuring maximum comfort and stability while riding [Enhanced Impact Absorption]: This cycling helmet features a PC shell combined with imported EPS material, significantly enhancing its strength and effectively absorbing impacts to ensure your security during rides [Aerodynamic Design]: The bike helmet is designed with advanced aerodynamic technology that minimizes wind resistance, allowing for smoother and faster cycling experiences Specification: Material: PC Shell and EPS Foam Size Chart: 22.5 cmx18 cm/8.86 inchx7.09 inch, Head Circumference: 58 cm-61 cm/22.83 inch-24.02 inchPackage Includes: 1 Bike Helmet Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.