So, heated sleeping bags get their power from a portable battery. The sleeping bags are lined with wires or panels, and once you plug in the battery, it will heat them up.

Sleeping bags come in two shapes: An envelope shape is rectangular, while a mummy shape tapers from the shoulders to the feet. The former tends to be more spacious and cooler, as there’s more ...

Editor’s note: We updated our Camping Sleeping Bags guide on March 10, 2025, to add our new best budget choice, the REI Co-op Siesta Hooded 20, the Kelty Wayback 20, winner of our new ‘Best ...

Best Overall Sleeping Bags for Camping Sleepingo Double Sleeping Bag. The queen-sized sleeping bag from Sleepingo is 87x59 and is large enough to fit two adults or to be used as two separate sleeping ...

In 2021, the project’s first full year in existence, the organization saved 2.5 million pounds of foil (1.5 million bags) from landfills and created 100 sleeping bags.

We’ve found the best backpacking sleeping bags for every environment and budget, with top picks from Therm-a-Rest, Mountain Hardwear, NEMO, and more.

The best ultralight sleeping bags are compact, durable, super warm—and weigh less than 2 pounds. Check out our picks from Big Agnes, Rab, Marmot, and more.

In sleeping bags, using down with high fill power can result in significant weight savings — an important consideration for backpackers and backpack hunters. High fill power down (850fp, used in the ...

Size. Baby sleeping bags aren’t one-size-fits-all, so it’s vital to get the right size for your child. The smallest sleep sacks fit newborn preemies while the largest fit toddlers, so choose ...