Fit, fabric and functionality. This tank top checks all the boxes.Unveil effortless chic with the Not So Basic Crop Tank Top by Sold Out NYC. This sleeveless halter style boasts a slight t-back with a center back seam detail, cropped just above the waist. Crafted from 97% Peruvian cotton and 3% elastane, it features a heavyweight rib for added structure. Care is a breeze with a gentle machine wash cold, inside out, and the option to lay flat or tumble dry on a delicate cycle.