The Merino Long Sleeve Astro made from 100% merino wool is a must for all outdoor fans. Whether hiking, trekking, jogging or winter sports - this functional long-sleeved shirt offers perfect comfort, plenty of freedom of movement and optimal temperature regulation. Merino wool is breathable, odor-resistant and ensures that you always feel comfortable. The ¼ zipper allows for quick adjustment of the air supply. So you are prepared for every adventure! Details Astro • 100% wool (merino wool) • 195g/m² warm Merino • 18.5 Superfine microns • Raglan sleeves • Base layers • 30% stronger seams • 2x more elasticity • Slim fit • Long sleeve/long sleeve • 1/4 zipper • Colors: Black, Blue, Charcoal, Orange, Green, Gray Properties of our Merino wool ✓ excellent heat regulation ✓ warms even when wet ✓ natural UV protection ✓ particularly breathable ✓ antibacterial ✓ no sweat smells ✓ dries very quickly ✓ mulesing-free