Battle the cold in Under Armour. The ColdGear Mock Turtleneck is made for training, playing and working hard in cool weather conditions with a lightweight, bulk-free compression fit. Under Armour's ColdGear Mock Turtleneck is the perfect combination of performance and comfort with excellent moisture control. Waffle weave microfiber adjusts to your body temperature and wicks away moisture so you stay warm and dry. 63/23/14 nylon/polyester/Lycra®. Imported.