Joe's USA Ladies 3.7 oz. Flowy Racerback Fashion Tank Top in 21 Colors Joe's USA(tm) - Ladies 3.7 oz. Flowy Racerback Tank in 21 Colors. The racerback picks up fashion mileage in a sexy fabric with sheering detail. 3.7 oz., 65/35 polyester/viscose, 30 singles Sheering at racerback seam. A-line body Athletic Heather is 52/48 polyester/viscose. Blue Marble, Red Marble, and White Marble are 3.5 oz., 91/9 polyester/cotton, 40 singles Athletic Heather/Neon Pink, and Athletic Heather/White are 70/30 rayon/polyester. Printed with Joe's USA(tm) Logo Inside