A SLEEVELESS DESIGN FOR WARM-WEATHER COMFORT. The Nike Sportswear Tank sets you up with a soft cotton jersey feel and bold branding at the chest for warm-weather comfort and style. [] Product Details:Standard fit for relaxed, easy feel. Fabric:80-100% cotton/0-20% polyester. Machine wash. Imported. Note:Material percentages may vary depending on color. Check label for actual content. Style: AR4991; Color: Black/White; Size: M; Gender: Male; Age Group: Adult | Nike Sportswear Men's Tank Top in Black, Size: Medium | AR4991-013