Thirsty for Adventure?

GSI Outdoors' insulated water bottles are the perfect companion for your next journey, ensuring that you stay hydrated while keeping your drinks ice cold.

Shop Microlite Insulated

Hydration Has Never Looked So Good

“The Microlite 1000 is a unicorn. It's remarkably light…and absolutely kicked ass in the thermoregulation test. It almost never pans out that the lightest, most affordable product also demonstrates the highest performance, but the Microlite 1000 really has it all. Its functionality blew my mind.”

— Review from Outsideonline.com

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A Water Bottle for Everyone

Whether you're commuting, hiking, or camping, the Microlite 1000L, 720L, and 500L series has got you covered.

Keep Drinks Cold, No Ice Required

Outstanding insulation in a light, durable, streamlined, and stainless water bottle. Holding about 17 ounces and engineered to keep it hot for a whopping 10 hours or cold for 20, the streamlined, durable Microlite insulated bottle is perfect for hydrating on your commute, at the campground, and anywhere you travel.