50% Polyester, 35% Merino Wool, 15% Nylon Bi-Layer Imported Comfortable: Extra soft and ultra comfortable, this men&';s crew neck shirt is made with 50% polyester, 35% merino wool and 15% nylon. The bi-layer ultra merino crew is the best Mother Nature has to offer for optimal performance and extra comfort. Functional: The convenient stretch necktape offers flexibility and comfort to the design while staying snug against your body Modern Style: The flattened seams partnered with the rolled shoulder seams bring a sleek presentation to your fit Variety: This Ultra Merino crew comes in two colors; Charcoal Heather and Black. As well as a multitude of sizes; Small, Medium, Large, X-Large and XX-Large. View the size chart for a more accurate fit! Climasense 2.0: Terramar&';s unique thermal regulation technology keeps you dry and warm in all conditions. Climasense helps you find the perfect option to prepare you for whatever the outdoors has in store.