This helmet not just protect the head but also gives warning from the vehicles behind you with the built-in rechargeable taillight.
Features:
- Built-in rechargeable taillight with 9 different brightness, strobe, and fade modes to keep you safe wherever and whenever you are riding
- Dial fit adjusts to any fit in the medium size range for ultimate comfort and safety
- 19 vents will keep you cool and comfortable throughout the summer
- Removeable visor included for optional sun protection
- SIZE MEDIUM : 22-23 1/4 inch crown : 56-59cm
