HP - Shipping Label Printer, 4x6 Commercial Grade Direct Thermal - 203 DPI

Core Innovations - CL500 4" x 6" 500-Pack Shipping Labels - White

HP - Shipping Label Printer, Internal Tray 4x6 Direct Thermal Printer - 203 DPI

Core Innovations - CTP750BY 4x6 Thermal Shipping Label Wireless Printer plus 75 Labels, Label Holder & USB-C Adapter - White

Dymo - 220-Count LabelWriter Shipping Labels