Accessories and Maintenance

Lightweight, magnetic clip secures drink tube for easy retrieval.

Osprey Osprey Reservoir Hose

CAPCAP + Blue

Osprey’s Hydraulics® Bite Valve provides a high-quality replacement for your old, neglected and beat up bite valve. The bombproof ¼ twist shut-off design guarantees you won’t experience any unpleasant wet surprises.

Replacement Kit.

A tasty & hydrating blend of electrolytes and minerals provides complete hydration on-the-go*. 10 tablets per tube. Dissolve in 16oz. of water.

Snaps into your Wide Mouth Loop-Top to control spills and splashes. Fits 48oz and 32oz. Wide Mouth only.

Replacement Cap for Nalgene Water Bottles - 38mm - Fits Narrow Mouth And Oasis

Replacement Cap for Nalgene Water Bottles - 63mm - Fits 32 And 48oz Wide Mouth Bottles

Make your Hydro Flask your own with a colorful, durable silicone Flex Boot. Customize your look and protect against bumps and dings.

Make your Hydro Flask your own with a colorful, durable silicone Flex Boot. Customize your look and protect against bumps and dings.

From mountain trails to morning yoga class, our Standard Mouth Insulated Sport Cap lets you hydrate one-handed and on the fly. It’s the first insulated sport cap specifically designed to keep water in your Hydro Flask bottle ice cold, sip after sip.

Strong yet flexible, our Standard Mouth Flex Cap is the perfect companion for spontaneous campouts, epic road trips, and everything in between. Made with stainless steel pivots and an easy-to-carry strap, this cap has Honeycomb Insulation™ to help keep yo

The Big Zip™ Drink Tube Kit easily replaces a damaged or old drink tube on your Platypus Big Zip™ EVO Reservoir.