The best down pants have a statistically superior warmth to weight ratio. Browse ultralight down pants and winter warmth all in this guide.

When temps drop to freezing put on a pair of lightweight down booties for backpacking. These models are ultralight, warm, and packable.

This data based guide evaluates each 0 degree sleeping bag based on its warmth-to-weight ratio. We focus on lightweight and ultralight winter sleeping bags for backpacking.

This is the lightest, warmest, most protective winter backpacking gear. Check out our staff picks to upgrade your cold-weather gear today.

Enjoy maximum warmth-to-weight ratio when you choose a lightweight down parka for backpacking in winter. These parkas are ultralight and packable!

An ultralight 0 degree quilt is the best way to stay warm in sub-freezing temps, and offers the highest warmth to weight ratio.

A winter sleeping pad for backpacking should have an extremely high R-Value to weight ratio. The warmest and most lightweight mat is best.

For backpacking in windy, stormy, and snowy conditions, you need a lightweight 4 season tent. These light and ultralight shelters are best.

As folks gear up for fall and winter, we combed the digital shelves at REI to pick out the coziest, lightest weight, high performance cold weather hiking clothes, in stock now.