This is a Hemi left arm sling made by Rolyan in an adult size medium long.
It is a beige and features 3 main adjustable easy fasten straps, 1 plastic covered shoulder strap, a round metal ring that holds all 4 straps together, and easy fasten closure for the arm.
The sling measures about 10 inches tall and 14 inches wide. 2 of the straps measure about 20" long, 1 measures about 18" long, and the shoulder strap measures about 18" long.
This arm sling is in good pre-owned condition.