Viper Bottle Sack Size Guide
| Size | Dimensions | Capacity |
| XXS | 12 x 17 cm | 1L |
| XS | 14 x 18 cm | 2L |
| Small | 18 x 23 cm | 4L |
| Medium | 18 x 29 cm | 10L |
| Large | 23 x 35 cm | 15L |
| XL | 26 x 53 cm | 25L |
| Size | Dimensions | Capacity |
| XXS | 12 x 17 cm | 1L |
| XS | 14 x 18 cm | 2L |
| Small | 18 x 23 cm | 4L |
| Medium | 18 x 29 cm | 10L |
| Large | 23 x 35 cm | 15L |
| XL | 26 x 53 cm | 25L |