ustable fastener. Adjustable for all sizes. Lightweight, breathable material. Interior cell phone pocket. The CVS Health Adult Arm Sling provides superior comfort and support to the left or right arm and shoulder. Features include: 2 interior pockets hold cell phone or wallet; mesh material allows for air flow; soft, form-fitting flexible material provides comfortable support; easily adjustable strap has two points of adjustment to fit a wide range of sizes; 2 thump loops help secure wrist comfortably in sling. Made in China.