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L.L.Bean Ultralight Sleeping Bag, 20° Rectangular

Item #: TA503563
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L.L.Bean Ultralight Sleeping Bag, 20° Rectangular
L.L.Bean Ultralight Sleeping Bag, 20° Rectangular
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was $229.00now $189.00Save $40.00 (17%)

FREE SHIPPING with $50 Purchase.
Sale Color$189:Rustic Red/Carbon Navy
FREE SHIPPING with $50 Purchase.
Online Availability: In Stock
 for delivery date.
(Most orders will arrive in 2-5 business days)
In-store availability:

Product Details

Our superlight, roomy rectangular bag is now built with Primaloft Gold with Cross-Core, a mid-loft ultralight insulation that retains much of its insulating ability even when compressed.

Size & Fit

  • Regular fits users up to 6'; Long fits users up to 6'6".



  • Weight: 2 lb. 5 oz.
  • Packed size: 18" x 9".


  • Weight: 2 lb. 6 oz.
  • Packed size: 18" x 9".

The Technology

This is the only sleeping bag in the world to feature Cross-Core, an industry-changing innovation that fuses NASA-developed aerogel technology with existing PrimaLoft Gold insulation, for more warmth without adding an ounce of weight. Sean McCoy, Managing Editor of had this to say: “Why is this a big deal? Well, aerogel is the lightest insulator on Earth.” It allows us to build a roomy, comfortable rectangular bag that's more than light enough to take backpacking.


This exclusive combination of NASA-developed aerogel technology and performance insulation is 15% warmer without any extra weight.

  • Wash and dry in large commercial machine.


  • Shell and lining made from soft, durable 20-denier ripstop nylon.
  • 100-gram Primaloft Gold insulation with Cross-Core technology.
  • This insulation has more warmth and compressibility than traditional synthetics without the bulk.

Additional Features

  • This rectangular bag is light enough to be used for backpacking.
  • Roomy shape allows plenty of shoulder room.
  • Small inside pocket on shoulder for headlamp, glasses or other essentials.
  • Full-length zipper allows convenient venting.
  • Trapezoidal footbox provides extra room for feet or extra layers.
  • Compression stuff sack and oversized cotton storage bag included.
  • Imported.
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