McKesson Arm Sling Buckle Closure / Adjustable Strap X-LargeComfortable cotton polyester material Web shoulder strap with clip buckle fastener provides an easy one handed adjustment solution. Sling can be used on left or right arm. Generously sized envelope to support the arm, and a shoulder strap and clip buckle closure for improved control and fit. Hand wash with warm water and mild soap to maintain hygiene during extended time of recovery Extra large sling is 8 1 2 x 22 1 2 inches; there are six dark blue