Turtle base

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 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.

A breathable, midweight long‑sleeve base layer in deep blue that keeps you warm without bulk. The lightweight Transtex fabric wicks moisture and offers a snug fit for active men, while the relaxed cut allows easy layering over heavier gear.

Loeffler Men's Midlayer Turtle Transtex Long Sleeve Base Layer in Blue, Size 52. A warm and breathable midlayer top for men featuring a turtleneck and long sleeves made from Loeffler's Transtex® material.

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.

Soft, breathable long‑sleeve base layer for kids in blue, crafted from Evo Transtex fabric that wicks moisture while retaining heat. Lightweight yet durable, it offers comfort and protection for active adventures.

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.

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.

Odlo Active X‑Warm Eco long‑sleeve base layer in black size S delivers lightweight thermal support with moisture‑wicking polyester, a half‑zip for adjustable airflow, and a streamlined fit that keeps you dry and agile during high‑intensity activities.

Long‑sleeve midlayer in dark blue featuring breathable Transtex® fabric that wicks moisture and provides lightweight warmth. Adjustable cuffs and a zip‑front allow quick ventilation, making it perfect for layered outdoor wear.

A lightweight long‑sleeve midlayer in dark blue that blends performance and style, featuring breathable Transtex® fabric for moisture control, a relaxed fit with subtle ribbed cuffs, and a sleek, low‑profile collar ideal for layering or solo wear.