Near Zero

ZERO Mummy Sleeping Bag



Our ZERO mummy sleeping bag meets the needs of high-altitude, low-temp mountaineering expeditions. 

  • Hooded design minimizes heat loss and keeps your head comfortable
  • Shoulder and zipper baffles keep your core warm by preventing the cold air from coming into the bag
  • Collar pull-string and hood pull-string effectively trap body heat and keep you toasty when it gets below 0º C
  • Internal pocket near collar to store items such as a cell phone or flashlight
  • 4 small internal pouches, ideal for placing heat warmers inside
  • Water resistant
  • Constructed of premium, durable materials to sustain intense use over a long period of time
  • Ideal for most mild to cold weather excursions
  • White duck down; RDS (Responsibly Down Standard) certified
  • Includes ripstop nylon compression carrying bag and mesh storage sack
  • Higher fill power means a warmer bag for its weight
  • Highest fill power on the market, more than any other sleeping bag at this price point 

Technical Specs

Best Use Mountaineering
Temperature Rating (F/C) Comfort: 14 F/ -10 C
Comfort Limit: 0 F/ -18 C
Weight Short: 2 lb. 3 oz. (1000 g)
Regular: 2 lb. 10 oz. (1200 g)
Long: 3 lbs. (1400 g)
Zipper Location Right
Material 10D taffeta nylon
Insulation Type White duck down
Fill 850+ fill power (RDS certified)
Short: 570 g of down fill
Regular: 750 g of down fill
Long: 1020 g of down fill
Shape Mummy
Fit (User Recommended Height) Short: Fits up to 5' 6" (168 cm)
Regular: Fits up to 6' (183 cm)
Long: Fits up to 6' 6" (198 cm)
Dimensions (L x shoulder/hip width) Short: 73 x 31/18 inches
Regular: 80 x 31/20 inches
Long: 87 x 31/20 inches
Gender Unisex


Shipping Time: Orders processed and shipped within 24-48 business hours of placement date. Shipped from Arizona. Delivered in 2-6 days with FREE GROUND SHIPPING on all orders over $99, that ship within the 48 contiguous United States. Additional shipping options available. 

WarningWARNING: Some products can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to

Shipping Information: offers free ground shipping anywhere in the continental US for any order of $69 or more. orders under $69 ship anywhere within the continental US for a flat rate of $9.95. Excludes oversized items - Oversized shipping rates apply automatically at checkout.

​Shipment tracking typically takes 2 - 7 business days to update. We will notify you as soon as your tracking number becomes available. Please be sure to check your promotions, spam or junk mail folders for these updates. Once your order hits the road, standard shipping takes approximately 3 - 7 business days for delivery. During the Holidays the estimated shipping window is extended to approximately 5 - 10 business days. orders can be shipped from multiple warehouses across the United States and can be shipped using FedEx, UPS, USPS, etc. Some brands have shipping restrictions and cannot ship to USPS PO BOX or Freight Forwarding addresses and will be noted on the product page description. 


International and Expedited Shipping:


​Unfortunately we're unable to promise or guarantee delivery by a specific date and don't offer overnight or express shipping at this time. We also do not currently ship to Alaska, Hawaii, APO/FPO addresses, US territories, or international addresses. Please feel free to reach out to with any questions!

*For Freight-Forwarding Orders please reach out to BEFORE placing your order. Restrictions apply.


We want you to know that the family is working hard to provide you with exceptional customer service and awesome gear. We are doing our best to process and deliver your order as soon as possible while keeping employees safe. Please keep an eye on your email for all order and tracking updates. We'll email you once your order ships. We appreciate your patience and understanding during these unique times. As always, if you have any questions, please reach out to and we'll do our best to assist you!

Need to make a return? Grab your order number and visit our Returns Portal here.

We understand that not every purchase works out. New, unused gear in original packaging and hangtags can be returned within 30 days of purchase for a refund to your original method of payment or for an exchange. We reserve the right to deny/refuse any return requests. Your return items are subject for a quality review, which may delay refunds.

See also, damaged/defective products and warranty claims

Our returns process may take longer than usual. We’ll email you once we’ve issued a store credit or a refund – typically within 10-15 business days after we receive your package. After issues a refund, it may take up to 3 additional weeks for your bank to refund your payment. Thank you for your patience as we process returns as quickly as possible. Please contact for all return questions.

How to return by mail

Follow these three steps to submit your return:

  1. Visit our Returns Portal -
    To make shipping a return even easier, our returns portal allows you to submit a return request. After we review your request and have authorization from the return warehouse, you will receive a prepaid return shipping label via email.
    • Pictures may be required to confirm the condition of your return.
    • Prepaid labels expire 15 days from the date we issue them.
    • Oversized items are subject to an oversized return fee.
    • Pack your return
      Pack your item(s) securely and include the original product packaging and tags. 
    • Prepare & ship your package
      Tape your package securely and affix your return shipping label to the outside. (Hint: If you cover or remove all existing shipping labels, you can usually reuse the bag or box your order came in.) Drop off your package at a carrier location near you.
      • If we have questions about your return, we will contact you by email.
      • Returned merchandise that does not meet the conditions above, we reserve the right to deny/refuse the return.
      • All items marked as "final sale" are not eligible for returns or exchanges.

    Some items cannot be returned via our returns portal, including the following:

    1. Hazardous materials
    2. Food items
    3. Oversize items
    4. Some Corporate & Group Sales items

    Mail-in return exceptions may apply to coolers, tents, kayaks, surfboards, SUP boards, cargo boxes, car racks, indoor cycles, power stations and more.

    Furniture Returns

    • Must be fully disassembled.
    • Must be returned in the original box.
    • We reserve the right to refuse returns that are not fully disassembled and in the original shipping box.

    Store Credit

    Store credit issued for returned products will expire one year from the date of issuance.

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