Compatible with and FanFold (Stack) Labels, work with thermal printers and many other desktop printers. Use this holder to keep all the always aligned, makes printing multiple sheets easier & smoother. Support thermal maximum diameter is 4.3 inches/110mm. Fanfold Labels Maximum size is: 7x 4.3 inches/180x110mm . perfect for 4inch X 6inch shipping labels and FBA labels and other different size laber paper. and lightweight, the size of the holder is 7.8x5.3x6 inches. The thermal holder is easy to in seconds. Widely use in Warehouse, Office, Supermarket, Retail, , Delivery, pharmacy , etc. Material:plastic colour:Black Package Contents: 1 x Holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.