No size tag, but it's approximately a size 8/10. Please see measurements for a better idea of the fit Approximate Measurements Laying Flat: Pit to Pit: 18.5" Length: 27" in the front, 30" in the back Women, Woman, Women's, Athletic, Active, Activewear, Athleisure, Sporty, Racerback, Yoga, Pilates, Lulu, Lululemon, Lulu Lemon, Lululemon Athletica, Top, Shirt, Sleeveless, Tank Top, Racerback Tank, Running, Jogging, Gym, Workout, Casual, Soft, Grey, Gray, Heather Grey, Comfy, Comfortable, Loungewear, Versatile, Logo, Lulu Logo, Salute The Sun Tank Top, Tiger Space Dye, Tie It Up Singlet, Exercise, Hard to Find, Sought After, Casual Sports Top, Tiger Space Dye Grey, Sweat Wicking, Quick Drying, Lululemon Everyday Essential Tank Top, Tiger Space Dye Black White, Hip Length, Relaxed Fit, Lycra, Stretch, Stretchy, Lightweight, Style No. W1AZPS