The Rope Sling is the KAVU Rope Bag's twin; the difference is the fabric and rope design. Adjustable rope shoulder strap, two vertical zip compartments, two zip key/phone pockets, padded back with KAVU embroidery and ergonomic design to fit the body like a bag should. Constructed of 600D polyester. 20" x 11". This Rope Sling is made of Polyester; the Rope Bag is made of Cotton Canvas.