Continuous Label Roll Cartridge, Compatible Grainger Part Number 22NA79, Compatible Mfr Part Number R6200, Label Color Clear, Label Finish Gloss, Label Material Polyester, Label Width 3/8 in, Material Properties Autoclavable, Printer Series Compatibility BMP21-LAB, BMP21-PLUS, M210, M210-LAB, M211, Ribbon Color Black, Roll Length 21 ft, Vial/Tube Size 0.6 ml, For Print Method Thermal Transfer, Material Series B-430, Maximum Service Temperature 212 Degrees F