The workhorse of the Platy® family, our Hoser™ reservoir is the latest incarnation of a classic and versatile performer. It turns almost any pack into a hydration pack, or use it with a cap for drinking and cooking around camp. You can also customize it with a range of Platy accessories to suit even your most adventurous journeys.
| 1L | 1.8L | 2L | 3L | |
| Capacity | 34 fl. oz / 1 liters | 60 fl. oz / 1.8 liters | 70 fl. oz / 2 liters | 100 fl. oz / 3 liters |
| Weight | 3.2 oz / 91 g | 3.4 oz / 97 g | 3.6 oz / 102 g | 3.8 oz / 109 g |
| Width | 5.25 in / 13.5 cm | 6.75 in / 17 cm | 6 in / 15 cm | 7 in / 18 cm |
| Length | 11.5 in / 29 cm | 11.5 in / 29 cm | 16 in / 40.5 cm | 16.5 in / 42 cm |
| Film | Polyurethane / Polyethylene | Polyurethane / Polyethylene | Polyurethane / Polyethylene | Polyurethane / Polyethylene |
| Spout material | Polyethylene | Polyethylene | Polyethylene | Polyethylene |
| Finger loop material | Polyethylene | Polyethylene | Polyethylene | Polyethylene |
| Drink tube material | Polyurethane | Polyurethane | Polyurethane | Polyurethane |
| Bite valve material | Silicone | Silicone | Silicone | Silicone |
| Country of Origin | Made in Seattle, USA | Made in Seattle, USA | Made in Seattle, USA | Made in Seattle, USA |

Platypus awarded Best Hydration System Brand as voted by readers of Dandelion Magazine (now Women’s Adventure Magazine) in 2005.