5 Sets Arm Band ID Badge Holder Vertical + 5 pcs Strap elastic Adjustable Hook Loop Quantity: 5 Sets(5 Pcs Badge Holder + 5 pcs Strap) Material: Plastic Color: Clear Clear vinyl badge holder: Approx WxL: 108mmx124mm (4.25" x 4.88") Accepts credit card size cards approx 65mm x 105mm(2.6" X 4.13") Easy adjustable black elastic Hook Loop( Hook Loop and Adjustable) You can use:ID card, badge, Factory worker, Students, office worker, etc...