Best Breathable Thermal Sets for Women of 2025

The SIMIYA Thermal Set is designed for comfort and performance during winter activities. Its breathable and moisture-wicking polyester fabric keeps you dry and comfortable by quickly absorbing sweat and drying out. With a 4-way stretch design, you will enjoy excellent flexibility and support, enhancing your range of motion while preventing muscle strain. The snug fit acts like a second skin, minimising heat loss, ensuring you stay warm without bulkiness. Perfect for sports or casual wear, this set is essential for any winter wardrobe.

The LAPASA Thermal Underwear Set is designed to be a versatile base layer, providing natural breathability for ease of movement whether you are indoors or outdoors. Its thoughtful draping tailoring ensures a comfortable fit, making it ideal for layering under other clothes. The fleece lining helps to maintain your body temperature while reducing friction against your skin, keeping you cosy throughout the day. Additionally, the set resists shrinking and deforming after multiple washes, ensuring long-lasting durability.

MEETWEE Thermal Underwear is crafted from ultra-soft materials that combine bamboo charcoal, nylon, and spandex, ensuring warmth and comfort during winter activities. Its breathable and moisture-wicking properties keep you dry and fresh, making it perfect for both indoor and outdoor use. The seamless design allows for freedom of movement, so you can enjoy outdoor sports without feeling restricted. Additionally, the antibacterial features help prevent unpleasant odours, giving you confidence whether you're at home or on an adventure.

The NOOYME Thermal Underwear is designed for comfort and functionality. Its anti-bacterial and hygroscopic properties ensure that you stay fresh and dry during your activities, absorbing sweat quickly. The excellent warmth provided by special far-infrared fibres keeps you cosy, making it ideal for colder seasons. Additionally, its breathable and flexible design allows for unrestricted movement, ensuring that you can enjoy your exercises without any discomfort. This combination of features makes it a perfect choice for various winter sports and physical activities.

The Vinconie Thermal Underwear is an excellent choice for women seeking comfort and warmth. Made from ultra-soft, elastic, and skin-friendly fabrics, this lightweight thermal set feels great against your skin. The thermal leggings and top are designed to retain body heat, ensuring you stay warm in chilly conditions. Its thin design, featuring a round and low neckline, makes it perfect for layering under sweaters and jeans, providing you with versatility for various outfits.

The TERODACO Thermal Base Layer offers exceptional warmth thanks to its enhanced thermal fabric, which is thicker yet lightweight. You will appreciate the deep neck zipper, providing excellent flexibility for venting and cooling during your outdoor activities. Moisture wicking and odour control features ensure that you stay dry and fresh, making it ideal for intense workouts. Additionally, the seamless technology minimises irritation, so you can enjoy your skiing, running, or hiking without discomfort.

The EFFAN Thermal Base Layers offer a comfortable and practical solution for winter sports enthusiasts. Made from a blend of bamboo charcoal, polyester, and spandex, this thermal underwear is soft, stretchy, and highly moisture-absorbent. You will appreciate the 4-way stretch design, which allows for greater mobility and support during activities. The seamless fabric ensures excellent breathability and quick drying, keeping you dry and comfortable as you engage in gym workouts, skiing, or hiking. Enjoy your active pursuits without any restriction on your movements.

The SIMIYA Thermal Underwear Set offers seamless comfort with its innovative stitch-free design, perfect for your workouts. Made from a four-way stretch fabric, it allows you to move freely while providing a snug fit that contours to your body. The breathable performance ensures you stay fresh and dry during intense activities, making it suitable for everything from jogging to skiing. Additionally, these thermal base layers trap body heat, keeping you warm in cooler weather, ideal for outdoor adventures.

The Mountain Warehouse Talus Top is designed with isotherm technology, ensuring that densely packed fibres retain heat without adding weight or discomfort. This makes it ideal for cooler days outdoors. The quick-drying fabric composition means water evaporates quickly, making it perfect for holiday wear or after washing. Additionally, the moisture-wicking feature actively draws sweat away from your body, keeping you dry and comfortable. Its lightweight nature makes it easy to wear and pack, perfect for active use.

The Roadbox Thermal Underwear is designed for ultimate warmth and comfort. Its excellent heat retention keeps you snug, making it perfect for cold weather. The comfortable fabric, made from a blend of bamboo rayon, nylon, and spandex, effectively blocks cold air while offering a soft touch against your skin. You’ll appreciate the stretchy fit that adapts to your body shape, allowing for freedom of movement whether you're lounging or engaging in outdoor activities. Plus, the moisture-wicking properties ensure you stay dry, enhancing your comfort throughout the day.