20 Credit card paper rolls per carton, 3 1/8 inches width, 230ft length, 1/2” inner core. Premium quality receipt paper 48GSM, print smoothly and clearly, no paper jams, no fading, 5+ year image life 📢Each cash register paper roll has a red warning line at the end, indicating that it needs to be replaced as soon as possible. 🛒3 1/8'' x 230ft Thermal paper rolls are packed in Five-layers of corrugated cartons to prevent damage. Each receipt roll is wrapped in plastic wrap for easy storage, avoiding paper build-up and moisture. Neat and sturdy packaging ensures you receive your item in perfect condition. 💠POS paper roll fits all 80mm receipt printers, square terminal credit card machine and most POS systems, Star Micronics TSP100,TSP143, Epson TM-T88V,TM-T20II, MUNBYN ITPP068,ITPP098, Rongta RP326,RP820,RP331,ACE H1, AZT 381PD,804R and etc. 💭【Friendly Customer Service】If you have any questions about our products, you can contact us at any time. We will provide friendly technical support, before and after-sales service to try the best to help every customer. Receipt paper rolls are made from high quality thermal paper. Great for cash register and credit card terminals use!