Base Layer

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We included the Eddie in our roundup for the best sun shirts because it’s stretchy, dries fast, and has a UPF 50+ rating. “It’s as performance-minded as your favorite tech tee but good-looking enough to wear about town,” our tester said. Added style points for the pearl snaps.

The H Bar B Snapshirt is style combined with functionality. Our gear editor recommended this shirt because it let him be “more comfortable at the office without looking like a schlub who just rolled out of bed.” The wrinkle-resistant material keeps the shirt looking clean. Plus, it has a…

Patagonia’s R1 line of fleece layers are well-loved and versatile, and the crew top version is no exception. Its raised grid-style insulation keeps you warm while you’re moving in cold weather.

Kari Traa’s base layers are specifically designed for women, by women, and the Rose pant is a perfect example of that. The pant uses playful, Nordic-inspired patterns that don’t feel overly girly. Plus, it’s made from 100% merino wool that wicks moisture, dries quickly, and resists odor.

It feels like you're wearing a pile of sleeping puppies, and the puppies are all dreaming about lambs

Getting outdoors in the winter doesn't have to be miserable. Here, musher Blair Braverman shares her top ten tips for keeping cozy in frigid temperatures.

With these key items, regulating your body’s temperature is a cinch

Keeping your body temperature at a happy equilibrium starts with the right layers

Icebreaker socks, T-shirts, and base layers are on sale today

Gear editor Ariella Gintzler loves this base layer tank top. “This buttery-soft piece is form-fitting enough to layer but loose enough to wear alone,” she wrote. The merino wool and nylon blend fabric add a mix of durability with odor and moisture management.

The Rose has been tester Kassondra Cloos’s favorite base-layer top for the past three years. “I’ve worn it skiing in Colorado and Wyoming, backpacking in rainy conditions in Colombia, working in the office, and while sleeping,” wrote Cloos. The soft merino wool is warm and cozy, while the deep…

We reviewed these bottoms in our our roundup of the best women’s base layers. They “pack down almost as small as a pair of pantyhose,” said our tester, “and the poly fabric is exceptionally breathable, wicks well, and is ideal for warmer days and rigorous activities like cross-country skiing…

Last spring, our Gear Guy tested five different fleeces and the Tekno Ridge came out on top. “It excelled during every activity and looks so good that my wife stole it from me,” he wrote. This hoodie is close-fitting for easy movement, sturdy enough to fend off 15-mile-per-hour headwinds,…

If you buy the right one, it can be one of the only tops you need for the entire winter season

We could all take ourselves a little less seriously

In our roundup of the best sports bras, this number was one of our runners-up for “small-chested women who hate sports bras.” Made from a featherweight recycled polyester-spandex blend, the bra wicks sweat and dries quickly to keep you comfortable on high-intensity workouts.

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