Army Sister Racerback Tank Top Triblend Vintage Shirt For Women. This racerback tank top is very stylish and is super soft as it is a tri-blend giving it a heathered vintage look. SIZING: XS S M L XL 2XL Body Length 25 7/8 26 1/2 27 1/8 27 3/4 28 3/8 29 Body Width 15 16 17 18 19 1/2 21 *Runs true to size, we recommend sizing up if you want a more relaxed fit* MATERIAL: 50% polyester, 25% combed ringspun cotton, 25% rayon jersey *SUPER soft triblend material*