Day Packs with 549 cubic inches & weight metric of 0.50 kilogram
| Compare | Title | Brand | Price | Frame type | Number of exterior pockets | Gear capacity (Litres) | Weight |
| Add to compare |  Osprey Viper 9 Hydration Pack - 100 fl. oz. |
Osprey | $100 | Frameless | 4 | --- | 1 lb. 2 oz. |
| Add to compare |  Osprey Verve 9 Hydration Pack - 100 fl. oz. - Women's |
Osprey | $100 | Frameless | 4 | --- | 1 lb. 1 oz. |