The Devold Expedition Merino Silk Zip Neck for men offers premium comfort and performance in a long-sleeve design. With a weight of 235 g/m², it provides excellent warmth. The fibers range from 20.5 to 18.7 microns, ensuring a soft, luxurious feel. The inside is made of 100% merino wool for superior comfort, while the outside blends 90% merino wool with 10% silk for a smooth finish.