Sometimes you just gotta Sling it. The Arete(TM) Sling 8, our newest, lightweight addition to the hike pack lineup is the perfect hiking companion. Cross the next frontier with this cross-body sling that includes a .6L Tritan Renew bottle with Carry Cap. 3D Vent Mesh Harness for comfort and breathable back panel ventilates the areas of the body that generate the most heat. Lightweight and breathable materials: Designed for all-day comfort 3D Vent Mesh Harness: Lightweight and breathable with added cargo. .6L Tritan Renew bottle with Carry Cap included Left and Right shoulder carry Stretch Overflow Pocket: Quickly stash or shed an extra layer