GH analysts haven't yet tested this exact style, but we have worked out in a variety of styles from 90 Degree by Reflex. Testers loved the warmth they provided, but in Lab tests, they snagged slightly easier than other tested styles. A fleece legging you'll want to live and lounge in, Haven's can be found in two neutral tones and can pair with matching sweaters for a full set.

Above 40 denier is considered opaque and not see-through, so these fleece tights are on the thicker side. What reviewers are saying: "These leggings are super cozy and perfect for working out in colder weather. Testers found this pair to be "generously sized" without digging in or being uncomfortable when exercising. What reviewers are saying: "These leggings are super cute and perfect for the winter and fall season. To evaluate fleece-lined leggings, The Good Housekeeping Institute Textiles Lab pros evaluate each pair in the Lab with specialized methods and equipment combined with feedback from consumer testers who wear the leggings while exercising outside in colder weather.Instead of saying good-bye to your favorite dresses and skirts once winter arrives, try pairing them with fleece tights for added warmth with less bulk. These fleece leggings come in a compression knit, meaning they'll keep their shape while keeping you warm. The brand updated its best-selling pair with a thin, thermal lining on the inside and a brushed matte fabrication on the outside. The coziest fleece-lined leggings wrap you up in a soft, wearable cloud while you work from home into the holiday season and new year.

If they're advertised as "fleece-lined" or "brushed interior," this means they'll be warmer because they'll trap heat. Emma Seymour (she/her) is a senior product analyst at the Good Housekeeping Institute's Textiles, Paper and Apparel Lab, where she has led testing for luggage, pillows, towels, tampons and more since 2018.

Many leggings designed for winter don't have fleece and are instead just thicker, but they won't be able to keep you as warm. This pair will keep you warm through any and all outdoor activities, with all the smoothing and stretch qualities Alo Yoga fans love. These leggings feature a brushed interior for a super-soft feel with welded seams that help prevent chafing. With both convenient side pockets for your phone and wallet as well as a zippered pocket, this pair from Eddie Bauer is ideal for outdoor workouts.

The time and place for fleece-lined leggings is limited to the depths of winter (unless you're cranking the AC to Arctic temperatures). Water-resistant pairs like Lululemon's are best for outdoor workouts, while brushed fleece pairs from Ugg, ADAY, and others are better suited to travel outfits. Opacity: While wearing the leggings, GH pros squat and bend out knees to see if the fabric is see-through.The thermal fleece-lined fabric helps trap heat while looking like typical maternity leggings from the outside. Available in three neutral colors, and tall, petite and regular sizing, these leggings are a great addition to your activewear collection. Instead of traditional fleece, Outdoor Voices uses a proprietary "FrostKnit" fabrication that keeps you just as warm for winter outdoor workouts. Moisture management: Using a Moisture Management Tester (MMT), we measure how quickly drops of a sweat-like solution are wicked away on the inside and outside of the fabric.

Other styles of Athleta leggings were popular among our testers for being super comfy for exercise, especially skiing or snowboarding.While we haven't yet tested this specific pair, we have tried out BALEAF's best-selling bike shorts, which received rave reviews from testers. The best fleece-lined leggings are a cold-weather staple, on the level of a polished wool coat and reliable knee-high boots. For starters, they're a great base layer under denim or snow pants: Investing in a pair will protect you from the elements, shielding you from gusts of wind and unexpected flurries.