Long sleeve undershirt

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.

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.

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

Discover the warmth and comfort of the Lenz Merino 6.0 Long Sleeve Base Layer, crafted from premium merino wool. This sleek black turtle neck undershirt offers moisture-wicking, odor-resistant properties for women’s active lifestyles.

Soft, breathable merino wool long‑sleeve base layer that keeps you warm without bulk. The sleek black design features a relaxed fit and moisture‑wicking technology for active or everyday wear. Its fine texture feels gentle against skin while providing natural odor control and temperature regulation. Ideal as a versatile underlayer for hiking, travel or casual layering.

Soft and breathable, this black merino long‑sleeve T‑shirt offers a sleek round neck fit with a subtle V cut that flatters the silhouette while keeping you cool. The lightweight fabric drapes smoothly over the body, providing gentle warmth without bulk, making it ideal for layering or wearing alone in mild weather. Its fine knit texture feels silky against skin and resists pilling, ensuring lasting comfort through everyday wear.

Soft, breathable black long‑sleeve base layer for women in XL/2XL, featuring moisture‑wicking fabric, seamless construction, and a relaxed fit that moves with you while keeping heat locked in.

A lightweight, breathable long‑sleeve crew neck made from 6.0% merino wool that regulates temperature and wicks moisture while remaining odor‑resistant, perfect for layering or solo wear in cooler climates.

Soft, breathable merino wool keeps you warm without bulk. The crew neck and long sleeves offer a relaxed fit, while moisture‑wicking fabric dries quickly for active use. Ideal as a base layer or everyday shirt.

Soft, breathable black long‑sleeve base layer designed for women, featuring a midweight, moisture‑wicking fabric that retains heat while staying cool. Seamless construction and flat‑lock seams reduce chafing, with adjustable cuffs for a snug fit during active or everyday use.

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 agile in the Under Armour ColdGear Compression Mock long‑sleeve high‑neck shirt, featuring breathable, moisture‑wicking fabric that keeps you dry while a snug fit provides lightweight insulation for training or layering.

Stay warm and dry with Helly Hansen’s Lifa® Merino mid‑weight long sleeve, featuring breathable merino wool that wicks moisture, offers natural odor control, and provides lightweight insulation for active adventures.

Erima Women's Long Sleeve Half-Zip Racing Shirt delivers lightweight, breathable comfort with moisture-wicking performance, ergonomically shaped seams for unrestricted movement, and a half-zip vent for customized airflow during workouts.

Erima Women's Long Sleeve Half-Zip Racing Shirt blends lightweight, moisture-wicking fabric with a tailored female fit, offering breathable ventilation via a half-zip and ergonomic seams for uncompromised training comfort.