RBX active t-shirt with twist front, reversible

RBX t-shirt with twist front, two layers. Can wear with the twist and v-neck in the front, or as a scoop neck in front and twist in the back. Top layer is sheer. Fabric and size tag missing. Probably a size M with a relaxed fit. Approx 26" long with twist in front, and 18" armpit-to-armpit.