Sidewinder 20°

$329.95

Spec sheet Checked by IndieOut

Maker: Big Agnes
Made in: Steamboat Springs, CO
Type: BAGS
Availability: In stock at maker
Added: Mar 25, 2026
Last verified: Mar 31, 2026
Fulfilled by: Big Agnes — direct

Made in Steamboat Springs, CO by Bill Gamber. Tents, sleeping bags, and pads designed in Steamboat Springs.

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Big Agnes

Steamboat Springs, CO · Tents & Sleeping Bags

Tents, sleeping bags, and pads designed in Steamboat Springs. Named after the 12,059-foot peak nearby. They invented the integrated sleeping pad sleeve — now they make some of the lightest shelters on the market.

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Details

Specifically designed for the over 60% of people who sleep on their sides, the second generation of our patented Sidewinder side sleeper technology ensures warmth, comfort, and ease of use in any position you settle into. Constructed for comfort, with additional body mapped insulation to optimize warmth where you need it and provide cushioning and support at the hips and shoulders, easing pressure points and other ‘side effects’. The Sidewinder is a side sleeper’s dream bag with technical features that roll seamlessly from one adventure to the next, and from one side to the other at night. ...