Men's Medium?? California Republic reversible tank.  ** Please note there are no tags on garment therefore size is based on visual assessment and measurements.  Measurements are width (pit to pit) 19.5" and length (neck to hem) 28".  Item is preowned with general wear.  There are no visible flaws on turquoise side, however there are a few raveled holes on the front of the black side (see yellow arrows).  The material is a stretchable jersey.  Very vibrant graphics.