Base layer undershirt | from 82 to 96

Soft, long-sleeved women's undershirt with round neck made from Lenz Merino wool for warmth and comfort.

Long-sleeved women's undershirt with round neck, made from merino wool for warmth and comfort.

Long-sleeved merino wool undershirt for women with round neck design, providing warmth and comfort during cold weather.

Soft, long-sleeved women's undershirt made from merino wool with a round neck design for comfort and warmth.

Merino wool long sleeve turtleneck undershirt for men, providing warmth and comfort as a base layer.

Merino wool long sleeve turtleneck undershirt for men, providing warmth and comfort as a base layer.

Merino wool long sleeve turtleneck base layer for men, providing warmth and comfort in cold weather conditions.

Merino long sleeve turtleneck undershirt for men, providing warmth and comfort in black, with a slim fit design

Soft, breathable long‑sleeve base layer crafted from 6.0 oz merino wool. Features a round neck and moisture‑wicking properties for warmth and comfort during outdoor activities or everyday wear.

Soft, breathable merino wool base layer for women: long‑sleeve, round neck, dual‑tone black and red, size small, ideal for layering in cold or hot conditions.

Soft merino wool long‑sleeve with turtle neck, breathable, moisture‑wicking, perfect for layering or solo wear, black XS crafted in Italy, it offers a sleek fit and natural odor control.

Soft, breathable merino wool long‑sleeve undershirt with a subtle turtle neck design, perfect for layering or wearing alone. Features moisture‑wicking, temperature regulation and lightweight comfort in black.

Experience ultimate comfort and warmth with the Lenz 6.0 Merino Turtle Neck Long Sleeve Women's Base Layer in black. Crafted from premium merino wool, this base layer offers excellent moisture-wicking properties and breathability, making it perfect for layering during outdoor activities or cozying up indoors. The turtle neck design provides added protection against the cold, while the long sleeves ensure full coverage. Its soft, lightweight fabric feels gentle against the skin, making it an esse

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.

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.

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.