Teez-Her The Skinny Tank 100% cotton Slimming panel at the waist smoothes and slims your waist. Made with cotton at the bust and hips that won't flatten the bust or ride up. Great for layering--works with all separates and updates any wardrobe. Body: 100% cotton. Panel: 82% nylon, 18% spandex. Care: Hand wash warm. Only non-chlorine beach as needed. Line dry in shade. Do not iron.