Accessories: Hydration bladder


Slip one of these into the pocket in your seat bag and you’re ready to go. Hydrapak’s™ original reversible reservoir. The revolutionary design allows users to easily maintain cleanliness and the patented wide slide top opening allows for fast filling and secure seal. To clean, simply slide open, reach in, reverse, and rinse.

  • Reversible for easy cleaning and drying
  • Constructed with TPU (thermoplastic polyurethane) for superior durability and flexibility
  • Patented slider opening for quick filling and leak proof seal
  • RF welded seams to create superior bonds at a molecular level
  • Blaster™ Valve — Twist on/off angled valve with silicone sheath
  • Plug-N-Play™ — Quick disconnect for easy cleaning and filling
  • Quantum™ Clip — Magnetic clip set for tube and sternum strap to hold tube in place
  • Reservoir Clip — Hook that clips into slider then attaches to the inside of a pack
  • In-line filtration compatible
  • Dishwasher safe (top rack)
  • BPA Free/ PVC Free/ Meets or exceeds FDA & EU regulations
  • No-Leak™ Product Lifetime Warranty
  • Naturally anti-fungal material

Hydrapak reservoirs are becoming the gold standard for most hydration packs, for two good reasons: 1) they’re super durable, and 2) they turn completely inside out, making cleaning and drying a breeze.

Ultrarunning Magazine

Most importantly, though, the reservoir is nearly indestructible — you simply cannot pop the thing. We stomped on a full reservoir, threw it around the testing area/garage, and stacked 200 pounds of weight plates on it, with no visible damage. It’ll probably outlive you.

Active Junky


Reservoir Capacity 1.5 liters / 50 ounces
15 cm × 31 cm