Backpacking Hydration System
Ultralight, minimalist hydration system.
The original Platypus® water reservoir that became a backcountry classic, the Hoser™ is an ultralight, minimalist hydration system that delivers taste-free hydration with a versatile, durable design that makes it great for backpacking, thru-hiking, and day hikes. Updates include a new self-sealing HyFLO™ bite valve that delivers a 30% increase in flow rate, making it quicker and easier to hydrate on the go
- Drink on the go: New simple, one-piece, self-sealing HyFLO bite valve makes it quicker and easier than ever to hydrate hands-free with a 30% increased flow rate.
- Easily transportable: Integrated hang/carry loop makes it easy to secure the reservoir in a backpack or elsewhere.
- Pure Platy experience: All materials are certified taste-free, BPA-free, BPS-free, and phthalate-free.
- Funk-free: Embedded silver-ion protects reservoir from mold and bacteria.
- Versatile: Threaded port and 1/4" diameter drink tube make it easily compatible with accessory caps and adaptors.
| Capacity (Standard) | 34 fl. oz |
| Capacity (Metric) | 1.0 liters |
| Weight (Standard) | 3.2 oz |
| Weight (Metric) | 0.09 kg |
| Width (Standard) | 5.2 in |
| Width (Metric) | 13.5 cm |
| Length (Standard) | 11.5 in |
| Length (Metric) | 29 cm |
| Height (Standard) | 0 in |
| Film | Polyurethane / Polyethylene |
| Spout material | Polyethylene |
| Bite valve material | Silicone |
