Three hikers park their car and get ready to hit the trail.
Hydro Flask logo.

Hydro Flask

Born in Bend, Oregon, Hydro Flask thrives at creating new, innovative gear, specializing in four key categories: hydration, coffee, beer and food (pretty much what any person needs to survive in life). Founded in 2009, Hydro Flask is committed to bringing you unexpected refreshment, wherever your adventures take you.

4.2 (2391 reviews)

REI offers 43 Hydro Flask products

Five friends enjoy a picnic in an urban park.
A hiker gazes at a turquoise alpine lake far below.

For the love of parks

Parks for All provides grants to non-profit organizations such as the Pacific Crest Trail Association, Oregon State Parks Foundation and Appalachian Trail Conservancy that build, maintain, restore or provide better access to parks. For all.

Hydro Flask Unbound Soft Cooler Pack and Tote

Carry more provisions to any party with these super lightweight coolers.

Swift and simple

True Access hinged top for quick packing and easy cleaning

Watertight

Leakproof welded seams and Aquaseal® zipper

Keeping it cool

Smart insulation keeps things chill for 48 hours

Keeping things fresh

BPA-free lining is mildew-resistant and anti-microbial