Worn about ten times, looks and functions near new Medium, adjustable Features & details Style: Classic urban styling with Bern's patented soft visor and a signature feel that looks great both on and off the bike. Comfort: 13 vents deliver breezy, cooling comfort on warm days. Improved fit system delivers a comfortable and secure fit. Protection: Bern's unique technology gives a low-profile fit that's lightweight and has a higher strength-to-weight ratio than traditional helmets. Replaceable moisture control liner with soft flip visor. Easily add our PDW Bike Light which quickly attaches to the helmet or add a cold weather bike liner to bike all season long.