Experience superior safety and comfort with this advanced Bike Helmet, designed with aerodynamic efficiency and enhanced cooling features to keep you protected and comfortable during every ride. Crafted from durable PC and thickened EPS foam materials, this helmet offers excellent impact absorption and wear resistance, ensuring reliable head protection while maintaining a lightweight feel. Key Features: · Aerodynamic Design with Enhanced Ventilation: Features fewer frontal facing surfaces, multiple cooling holes, and a large diameter heat dissipation hole at the rear to accelerate airflow and keep your head cool. · Durable PC and EPS Construction: Made from high-quality PC material with dual-material integrated molding for stability and wear resistance, combined with thickened EPS foam that effectively absorbs impact forces to minimize injury risks. · Adjustable Fit with Rear Knob: Easily customize the helmet circumference (580-610mm) using the convenient adjustment knob at the back, providing a secure and comfortable fit for various head sizes. · Breathable and Comfortable Interior: Lined with breathable, lightweight materials and equipped with a detachable lining for easy cleaning and enhanced comfort during extended use. · Thickened Chinpad Design: Reduces discomfort and prevents chin pain, allowing for a more pleasant riding experience. · Detachable Rechargeable Tail Light: Includes an 80-lumen tail light powered by a 3.7V 300mAh battery, which is detachable for easy recharging and increased visibility for safer rides. Specifications: · Material: PC + EPS · Head Circumference: 580-610mm · Battery: 3.7V, 300mAh (for tail light) · Lumen: 80lm (tail light) · Item Size: 275 x 155mm (10.6 x 6.1 inches) · Item Weight: 269g (9.5 ounces) · Package Size: 282 x 228 x 170mm (11.1 x 9.0 x 6.7 inches) · Package Weight: 505g (1.1 lb) · Available Colors: White, Black, Grey, Blue, Purple (optional) Package Includes: · 1 x Bike Helmet · 1 x Detachable Tail Light This bike helmet combines cutting-edge design, robust materials, and user-friendly features to provide maximum protection and comfort. Whether commuting or cycling for leisure, this helmet ensures your safety with enhanced impact absorption, superior ventilation, and adjustable fit, complemented by a rechargeable tail light for added visibility on the road.