✅ SIZE : 3 x 100′ BPA Free Non-Thermal Bond Paper Rolls 50 Rolls / Case – W x D x L = 3 inches (76mm) x 2.2 inches (56mm) x 100 ft (58m) Inner Core Diameter : 0.5″ (13mm) / Single-ply Plain White / Ink cartridge printer ribbons required ✅ HIGH QUALITY : 100% LINT FREE reducing printer jams. ✅ ENDING SIGNAL : Each Paper Roll has convenient end of paper roll indication stripe/mark for when it’s time to reload.