Outdoor Mountain Bike Sports Cycling Helmet

Product information:  Model: MQ-93 Name: Mountain Cross Country Riding Helmet Suitable for: road mountain bike Material: PC shell imported + EPS imported inside Technology: One-piece molding Color: 6 colors optional Size: M (54-58CM), L code (58-62CM) Inner width: M code 17.CM, L code 17.5 Ventilation holes: 21 Structure: external PC, internal EPS integrated molding shock absorption technology Features: high-end adjustment system, removable brim + tail Packing list: