Hydro Flask Medium Packable Bottle Sling Black. Our Packable Bottle Sling keeps a low profile when not in use but stays light when you need hands-free hydration. Specifications for Hydro Flask Medium Packable Bottle Sling: Manufacturer: Hydro Flask Size: Medium Height: 7.17 in Diameter: 5.5 in Fabric/Material: Stretch Mesh Quantity: 1 Weight: 0.27 lb Application: Outdoor Age Group: Adults Gender: Unisex Features of Hydro Flask Medium Packable Bottle Sling Fits 32 oz & 40 oz Wide Mouth Bottles Adjustable strap for shoulder or crossbody carry Packs into own pocket for easy storage and travel Stretch mesh pockets Package Contents: Hydro Flask Medium Packable Bottle Sling Hydro Flask PBSMR001: Medium Packable Bottle Sling Black