Nike Jumpman Black Sling Backpack Nike Jumpman Black Sling Backpack Black with red jumpman logo. Main zippered compartment. Front organization pocket. Sling style, with adjustable strap . compartment. Front organization pocket. Sling style, with adjustable strap . Padded strap and back for added comfort and breathability. Red Jumpman logo on the front. Polyester Impressive and sporty