The Calidum is a little different. Arc'teryx classic five-panel is a durable, breathable cap that works anywhere – pushing it on the trail, hanging out at camp, and resupplying in town. The material's stretch forms to fit, and the back secures with a TPU strap and buckle.
Breathable
Durable
Arc'teryx bird logo centre front
Adjustable buckle closure for a secure fit
Contains materials that meet the bluesign criteria