Epson ColorWorks C3500 Technical Reference Guide - Page 208

Full-page label Backing paper width Label width Edge cutoff Edge cutoff Backing paper Label area Media type Plain label / Matte label / Synthetic label / Glossy label Media source Roll paper Backing paper width 30 mm to 112 mm {1.18 to 4.41"} Label width 25.4 to 108 mm {1 to 4.25"} Right and left outer edges 2 mm  0.5 mm {0.079  0.02"} Paper thickness Plain label / Matte label / Synthetic label: 0.129 to 0.195 mm {0.005 to 0.008"} Glossy label: 0.184 mm {0.007"} Paper core Plan label / Matte label / Synthetic label: External diameter: 44.1 mm {1.74"} or more Glossy label: External diameter: 56.8 mm {2.24"} or more External diameter Maximum 101.6 mm {4"} Winding direction Printing face must be facing outside.  Do not use the paper with a hole or cutout.  To prevent glue from sticking to the roll paper supply unit, use label paper whose outer edges are removed only on the right and left. 208