Instant purchase welcome! Columbia M size long-sleeved cut-and-sew (long sleeve T-shirt) - Brand: Columbia - Design: Geometric pattern - Size: M (slightly tight) - Color: Dark navy, or rather, dark green and white Thank you for viewing. I'm selling it because I didn't wear it much, as it's a bit tight. Great for various sports and outdoor activities such as mountain climbing, trail running, trail running, marathons, running, and jogging. Thank you! Asics, Nike, Adidas, Montbell, Salomon Eldoreso, Mountain Martial Arts, Stamp, Milestone Sleeve Length...Long sleeve