If you want to camp year-round but only want 1 sleeping bag, go for the TETON Sports® Polara 3-in-1 0°F Sleeping Bag with Fleece Liner. You can configure it 5 different ways for 1 person or 2 different ways for double-wide setups, allowing you to use it on warm summer nights through cold winter ones. Just add or remove layers to get the warmth you want. Smooth 100% polyester taffeta outer bag sports thermal-enhancing, double-layer construction, offset stitching, adjustable shoulder draft tubes, and full-length zipper draft tubes to prevent cold spots. Soft, anti-pilling 100% polyester PolarLite microfleece inner bag can be zipped into the outer to prevent twisting. SuperLoft Elite single-channel hollow-fiber insulation keep you comfortable on freezing nights down to 0°F. Both bags unzip on 3 sides to use as comforters or to zip together as a double-wide bag. Hook-and-loop inner storage pocket on the outer bag and a zippered exterior pocket on the inner bag. Loop and toggle system makes folding and stuffing easy. This 3-in-1 sleeping bag includes a compression sack. Imported.
Manufacturer model #: 1066.

100% polyester taffeta shell
100% polyester microfleece interior
Insulation: SuperLoft Elite single-channel hollow fiber
Can be configured 5 different ways for 1 person or 2 different ways for double-wide setups
Outer bag with thermal-enhancing, double-layer construction, adjustable shoulder draft tubes, and full-length zipper draft tubes
Inner bag can be zipped to outer to prevent twisting
Both bags unzip on 3 sides
Hook-and-loop inner storage pocket on the outer bag
Zippered exterior pocket on the inner bag
Loop and toggle system for easy folding and stuffing
Includes compression sack

Specs:

Packed: 17.5"L x 12"W x 12"H
Comfort Rating: 0°F
Weight: 6.5 lbs.

TETON Sports Polara 3-in-1 0°F Sleeping Bag with Fleece Liner