Sentinel 30°

Down fill Big Agnes System bags built for two

Down fill Big Agnes System bags built for two

Like your own bed in the backcountry! The Doublewide Series eliminates the need to zip two bags together so there's nothing keeping you apart from your cuddle bug in your tent or van life. Still want it to feel more like home? Our new Sentinel 30 provides a unique draping effect and a mini rip-stop micro fiber soft shell like the comforter on your own bed for an even more comfortable snooze-fest.
100% Guarantee


Our top priority is to provide customer service as stellar as the award-winning products we create. If one of our products does not perform to your satisfaction, contact our customer service team and we will help you find gear that fits your needs.

Specs + Sizing

Bag Weight3lb 9oz / 1.62kg
Fill Weight21.5oz / 600g
Compressed Bag Size7in x 9in / 18 x 23cm
Stuff Sack SizeL 9in x 20in / L 23 x 51cm
Shoulder Girth105in / 276cm
Hip Girth105in / 267cm
Foot Girth84in / 213cm


Our unique double wide design with improved pad sleeve combination provides a roomy sleeping space without adding bulk -turning your bag into a backcountry bed

Use the top corner hand pockets to wrap the bag around your shoulders like you do with your comforter at home

Designed for two people - Big Agnes Doublewide System bags eliminate the need to zip two bags together

Lightweight mini rip-stop micro fiber for high performance and a soft feel

Stretch fabric panels on the side of the pad sleeve accommodates pads of different thicknesses

Integrated pad coupler can accept a double wide pad or two single pads side by side

Free Range Hood design gives you the freedom to lift your head while snuggled in the hood

Low profile cord lock lets you un-cinch the hood with one hand

Pillow Barn keeps your pillow tucked in tight all night

Interior fabric loops for sleeping bag liners

Exterior loops for hang drying or storage

Mesh storage sack & nylon stuff sack

Construction + Materials

Polyester mini rip-stop microfiber shell fabric with a water repellent finish

Polyester Taffeta lining

Quilted construction

Rectangular shaped bag with integrated full pad sleeve design

600 fill DownTek™ water repellent down 

No-draft collar, No-draft wedge, No-draft zipper, No-draft center flap

Double zippers allow entry from either side of bag and when unzipped allows top of bag to be used like a comforter

x2 62" #8 YKK Zippers

Here’s what other people think.

What’s in a Name?

The Routt County Sentinel was a county paper that shared "all the Routt County news while it's news". The Sentinel was first published in 1900 and printed 1,333 issues until it merged with the Steamboat Pilot newspaper in 1927.