Osprey’s Hydraulics™ 3L Reservoir by Hydrapak® is ideal for large volume packs and long duration activities. The HydroStatic™ backerplate provides structure for easy loading into a full pack and maintains a flat profile. Thoughtful design makes filling, cleaning and most importantly staying hydrated on the trail easier than ever. All parts are BPA-free, phthalate-free, lead-free, guaranteed. All materials are certified food safe according to FDA and EU regulations.
Hydrostatic™ Backerplate - Hydrostatic™ backerplate provides structure to shove a full reservoir into a fully loaded pack and maintains a flat profile.
Slide-Seal™ - Easy Slide-Seal™ top opening, seals watertight and provides wide access for easy filling and cleaning
Pour Shield - Pour shield extends the collar to ease filling in shallower sinks and control pouring into pots or bottles
Carry Handle - Carry handle allows easy reservoir management and filling
Magnetic Bite Valve - Magnet clip attaches to the reservoir hose and pairs with the included sternum strap magnet for easy water access and hose management
Hydrapak® Blaster™ - Hydrapak® Blaster™ bite valve offers fast, smooth water flow with a ¼ twist on/off switch
QuickConnect™ System - The QuickConnect™ system allows easy removal/filling of the reservoir and filtering in the backcountry
Volume 3 Litre
Dimensions 29cm H x 18.5cm W x 8cm D
Due to COVID restrictions and freight disruption, online orders may take longer than usual to arrive. We’re doing all that we can to get them to you as soon as possible.
Also, due to COVID restrictions, depending on the alert/protection framework level in your area, contactless delivery may be required and couriers may leave parcels unattended on your property.
Please be aware that, in the event that a parcel goes missing, Gearshop will not be able to provide a replacement or refund where the courier is able to supply proof of delivery.
All charges are in New Zealand Dollars.
- $6.99 standard shipping on all New Zealand orders under $95
- Free NZ shipping on orders over $95, excluding certain oversized or heavy items
- A $85 (North Island) or $95 (South Island) shipping charge applies to each oversized or heavy item
- A $5 surcharge applies to all NZ rural or PO Box/Private Bag addresses
- A $10 surcharge applies to Chatham Islands and Waiheke Island addresses
- We cannot ship oversized or heavy items to Chatham Islands
- $24.99 shipping on all Australian orders
- Shipping charges to other international destinations range between $37.99 and $45
- We cannot ship oversized or heavy items internationally
We aim to process and dispatch your order as fast as possible. While in most cases this will happen within 24-72 hours, it can take up to 5 business days, depending on what is ordered.
After dispatch, delivery is normally overnight within the South Island and 1-2 business days within the North Island. Rural addresses could take up to an additional 2 business days.
At this time, we do not offer urgent delivery as a standard freight option, however if you require your order urgently, please contact us before ordering to ensure that we can meet your delivery timeframe.
We aim to deliver your order within the following timeframes:
- North Island: 3-7 business days
- North Island rural or PO Box/Private Bag: 3-7 business days
- Waiheke Island: 4-8 business days
- South Island: 2-6 business days
- South Island rural or PO Box/Private Bag: 2-6 business days
- Chatham Islands: 7-10 business days
- Oversized or heavy items: 5-7 business days to all NZ addresses (excluding Chatham islands)
Australia: 7–10 business days (metropolitan areas only).
Canada: 10 business days
Hong Kong: 10 business days
UK/Ireland: 10 business days
USA: 10 business days
From time-to-time, there can be delays beyond our control. We will do everything within our power to ensure that your goods arrive within a reasonable timeframe. If you have any queries or issues relating to your order, please don’t hesitate to contact us.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.