Extremely soft and soft lightweight stretchy fabric. Ultra-fine fibers absorb and instantly wick away sweat so you feel fresh even during warm weather. To prevent stickiness, AIRism fabric is spun extra smooth. Smooth 'AIRism' fabric with quick-drying DRY technology. - With Cool Touch, deodorizing and odor control technology. - Excellent stretch for comfort in any temperature conditions. - Perfectly fitted cut stays hidden under outer layers. - V-neck stays hidden even when the second button of your shirt is unbuttoned.