Outdoor Research Adrenaline Day Pack 30L hydration-vest Mid-height collar wraps and supports

Mid-height collar wraps and supports the ankle on uneven ground without locking out natural movement

Hook and eye closure with a clean flat front — available in Dark Navy and Desert Sand from size 30 to 44

The FlashDry sweatband pulls moisture away fast so you skip the soggy headband feeling

For kids who put real miles on their feet

Outdoor Research Adrenaline Day Pack 30L hydration-vest Mid-height collar wraps and supportsBuilt for fast and light day missions in the mountains, the Adrenaline 30L is our pick for trail runners and technical hikers who move hard and pack smart. 210D Mini Diamond Ripstop nylon with a PU water repellent coating sheds rain and resists abrasion, while an anatomically molded harness and hip belt keep the load stable on aggressive terrain. 210D Mini Diamond Ripstop nylon with PU coating blocks light rain and holds up against rock and brush