Once you sample the Icebreaker Women's GT 150 Dash Short-Sleeve Crew your, other poly and cotton shirts will quiver with fear in their drawers. Breathable merino wool fabric helps regulate your core temperature when you push your body to the limits as you run, bike or hike. Naturally, merino has antibacterial properties so you won't have to change your shirt for fear of offending your guy with your stink. The feminine-cut crew is also lightweight and feels soft against your skin like a newborn kitty's stomach.