Black Diamond Cosmo 350-R Headlamp Book Hydration compatible:yes (via add-on pack

Hydration compatible:yes (via add-on pack inserts

L/XL: 41cm

TPU-laminated webbing

this chalk pot is for serious sessions in the blocs

It's leak-proof when closed

Black Diamond Cosmo 350-R Headlamp Book Hydration compatible:yes (via add-on packFor multi use camping, around the house, and outdoor adventures that require a simple light with both an all purpose beam as well as night vision. This user has access to a power source and values the ability to go out on their adventures with a fully charged battery. Features Rechargeable: Powered with integrated 1500 mAh Li ion battery with micro USB charge port 350 Lumen max output Recycled elastic headband featuring comfortable next to skin