Base layer undershirt

Craft Core Dry Active Comfort Long Sleeve Women's Base Layer - Black/XS. A comfortable and moisture-wicking long sleeve base layer for women, perfect for outdoor activities in cold weather.

Women's long sleeve compression jersey, Craft Core Dry Active Comfort. Made for comfort and performance with moisture-wicking fabric. The black base layer is available in size small.

Craft Core Dry Active Comfort Long Sleeve Women's Jersey - Black - Size: Medium Long sleeve compression jersey with moisture-wicking and breathable fabric, perfect for active women.

The Craft Core Dry Active Comfort long sleeve compression jersey is perfect for women who need a reliable and comfortable base layer. Made from moisture-wicking fabric, this black jersey is available in size large.

The Craft Core Dry Active Comfort is a women's long sleeve compression jersey designed for optimal comfort and performance. Made from moisture-wicking fabric, it keeps you dry and comfortable during even the most intense workouts.

Compression jersey men's long sleeve shirt with crew neck, perfect for active wear. Crafted from high-quality materials and designed to provide maximum comfort, this garment is great for any athletic activity. Black color and size medium available.

Soft, midweight merino wool base layer that keeps you warm yet breathable, featuring a comfortable round neckline and long sleeves in deep navy. Ideal for layering during cold outdoor activities.

Navy blue long sleeve merino wool base layer shirt for men, providing warmth and comfort in cold weather conditions.

Merino wool blend base layer for men with half zip and long sleeve, medium weight for warmth and comfort.

Lightweight, mid‑weight merino wool crew‑neck base layer in navy. Features breathable, moisture‑wicking fabric with natural temperature regulation and a comfortable fit for layering during outdoor activities.

Men's long sleeve thermal crew neck base layer made from merino wool for warmth and comfort.

Stay warm on rugged trails with Helly Hansen’s Lifa Merino Midweight Crew, a navy long‑sleeve base layer that blends breathable merino wool and moisture‑wicking fabric for steady comfort during winter adventures.

Erima Women's White Half Zip Sweatshirt and Base Layer Set is a versatile sportswear essential for women. The half-zip sweatshirt features a lightweight base layer with moisture management technology to keep you comfortable during workouts.

The Craft Cool Mesh Womens Superlight Sleeveless Baselayer in size S is a lightweight, breathable and comfortable baselayer designed for women. Made from moisture-wicking mesh fabric, it keeps you cool and dry during workouts or outdoor activities.

Fresh airflow meets cozy warmth in this Merino 6.0 turtleneck thermal tee for men. Black and red blend, long sleeves, size S, ultra soft merino, regulates temperature, moisture wicking, next to skin comfort.

Stay warm and breathable with Lenz’s Merino 6.0 long‑sleeve base layer, featuring moisture‑wicking fabric, seamless construction for comfort, and a relaxed fit that moves with you.

Soft, breathable merino wool blends keep you warm yet cool with moisture‑wicking technology and a snug fit that moves with your body, while the sleek black/red color adds understated style to any active outfit.

Thermal base layer set for kids in black, sized 8-10 years, delivering snug stretch and all-day warmth with moisture-wicking fabric that keeps skin dry during active play and layering under outer garments.