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Thermal labels allow easy printing of black-and-white designs
Postal Service requirements for printing Internet Postage on postcards
Bright White Wove
Window Size: 1 1/8" x 4 1/2"
#10 Heat Resistant Window Gummed Security Envelopes Pack Size:500 Thermal labels allow easy printingDont put your printer at risk. Cellophane melts. Our #10 Heat Resistant Gummed Window Security envelopes can stand the heat! Take advantage of your Stamps. com account and give your business mail a clean professional look! Special heat resistant window does not melt when printing postage and or return address using a laser printer The tinted pattern inside discourages reading sensitive information through the envelope Fully gummed closure provides a