This is a short sleeve Silver Bullet Tech Tee from Lululemon Run. It is made with Silverescent X-STATIC fabric, which helps fight odor causing bacteria. It is a heathered black/ gray color with black trim. It has short sleeves and a scoop neck. There is a reflective feather pattern around the neckline, a drawstring/cinch waist to adjust the fit, a small media/key pocket, and a ruched back. The t-shirt is in excellent condition! Size 4 Approximate measurements: Underarm to underarm measures 16". Length from top of shoulder to hem is about 26". H4