Under Armour Fitted Mock Base layer 1366066 Midnight Navy 410 The Under Armour Fitted Mock Baselayer keeps you warm and dry without being bulky or riding so you can stay focused in cold weather. Designed with moisture-wicking fabric and stretch-mesh back and armpit panels, along with anti-odor technology, it keeps you warm without breaking a sweat. The 4-way construction allows for better movement in all directions, and the ergonomic design keeps seams away from high-wear areas for improved comfort. Don't let the cold stop you from golfing, keep warm with the new Under Armour ColdGEAR Armor Fitted Mock Baselayer.