Black Diamond Cosmo 350 Headlamp

With 350 lumens of power housed in a super compact, watertight body, the Black Diamond Cosmo Headlamp is perfect for urban adventures and overnighters in the woods. The Cosmo's new, compact body is more ergonomic with a lower profile for improved balance, and the updated user interface includes a second switch for easy lens selection. In addition, the updated optical efficiency not only provides brighter light, but also saves battery life. And thanks to its watertight construction, the Cosmo kee