Sidewinder 20 (650 RDS DownTek) eclipse Adding up to 4°C|7°F of

Adding up to 4°C|7°F of warmth with minimal bulk

double-brushed organic cotton a touch of stretch

The CORE rechargeable battery offers an economical

Blinker Light Attachment

If you want a technical pack that can do it all

Sidewinder 20 (650 RDS DownTek) eclipse Adding up to 4°C|7°F ofSpecifically 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