PULSE red Men's Zip-Neck Sport Shirt Ultrafine, Zque accredited, New Zealand Merino wool for the ultimate in softness and sustainability - Lightweight 150 g/m2 Designed and made in the USA for top quality American fit, workmanship, and durability Small zipper pocket on the lower right side for a music player, small snack or gel pack, or hotel key 9-inch zipper collar for effective body temperature regulation. Seamless underarms for freedom of movement and ultimate comfort and tagless labels to minimize skin irritation