Zacro Lightweight Bike Helmet， CPSC Certified Cycle Helmet grit Call Tones: A call tone

Call Tones: A call tone is what people calling you can hear instead of the normal default ring

Features a noise dampening integrated string stop system that is pre-installed

cork-latex arch support

5-Inch x 31-Inch Deck

Zacro Lightweight Bike Helmet， CPSC Certified Cycle Helmet grit Call Tones: A call toneTough and durable: PVC & PC, EPS foam material is safely and helpful to decrease the impact forces of the collision. Safe: 54 62 cm adjustable straps and CPSC Certified can protect your head, which meets the satisfactions of most cycling riders. Comfortable: The special aerodynamic design that makes air ventilated can keep cool during riding a bike. Lightweight: 225g super lightweight helmet will not cause any burden to the rider's head during