Banana Republic, crochet sweater tank. At once put-together yet delightfully undone, this open-stitch tank is crafted from a mercerized organic cotton yarn—a special process that produces a smoother, silkier handfeel with a signature luster. Color: Black Fit: Semi-fitted. Crew neck. Material: Made with certified, organically grown cotton that's easier on the earth. Care: Machine Wash Style #882717