Burrow UL

Approximately 4-5 Weeks to Ship
12.24 Ounces
Calculated at Checkout
Add To Cart


  • Lead times are declared in the availability section at the top of this page and are subject to change.

  • Contact us at if you have questions related to your custom insulation order.


  • Once custom orders are in production, all order changes including cancellations and returns are subject to a 20% restocking fee. No exceptions.

Product Description:

  • The Ultra Burrow is Hammock Gear's lightest ultralight offering.
  • Made with 7 denier ripstop nylon fabric featuring a DWR (durable water-resistant) coating to repel moisture.
  • Internal calendared finish ensures down proof construction.
  • Generously filled with ethically sourced 950 fill power down for superior insulation on the top and sides of your body while eliminating ineffective insulation underneath.
  • Eliminates less insulating elements found in most sleeping bags like a full-length zipper, hood, and backside materials to save weight and space.
  • Suitable for use with ground pads or underquilts to keep you warm down to its specified temperature rating.
  • A wide width option is highly recommended for adequate coverage when used in ground sleeping scenarios.
  • The Standard width is now 55" wide, the Wide is 60" for even more coverage
  • Proudly made in the USA.


  • Ultralight design suitable for both ground and hammock sleep systems.
  • Unique vertical and horizontal baffling system to minimize down migration.
  • Horizontal chamber at the head end functions both as a draft collar and a barrier to vertical seams for added comfort around the user's face and neck. A Down Hood is recommended for added protection.
  • Customizable temperature rating built for comfort (not just survival like most brands).
  • Customizable color options for both inner and outer shells.
  • Customizable length and width options for a perfect fit.
  • Sewn Footbox: Completely sewn construction for better heat retention, recommended for dedicated use below freezing temperatures.
  • Ethically sourced 950 fill power down.
  • Optional Overfill available (see FAQ for details).
  • Optional Ground Pad Attachment Kit for connecting your ground pad to the top quilt.
  • (3) Center Release Buckle tabs on each side for connecting the Ground Pad Attachment Kit.


 Customized Top Quilt.

  • Stuff Sack for hiking.
  • Cotton Storage Bag for storage.

Pack Size:

 Pack sizes are based on the provided Stuff Sack. The quilt can be further compressed if needed.

  • 40°F = 4.5 Liters
  • 30°F = 5.5 Liters
  • 20°F = 8.5 Liters
  • 10°F = 8.5 Liters
  • 0°F = 8.5 Liters

Product Specs:

  • The product's weight may vary +/- 3% due to production variances.
  • The product is labeled as the Ultra Burrow.

The Ultra Burrow is designed to provide lightweight, customizable, and highly insulated comfort for both hammock and ground-based sleep systems. It offers a range of options to suit your preferences and camping conditions, making it a versatile choice for outdoor enthusiasts.


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