#10 Heat Resistant Double Window Pull & Seal Security Envelopes

“Don’t put window envelopes in a printer.” That’s been the common wisdom forever. Stamps.com is upending it with our #10 Heat-Resistant Double-Window Security Tint Envelopes! Print your postage with confidence, mail your bills, invoices and business correspondence with security! Special heat-resistant window does not melt when printing postage using a laser printer The tinted pattern inside discourages reading sensitive information through the envelope With Pull & Seal strip there is no mess, no moistening, just peel off the strip and press 24 lb. white wove paper provides clear crisp printing Size: 4 1/8" x 9 1/2" Window Size: 1 1/8" x 4 1/2" Window Position: 7/8" from Left, 1/2" from Bottom Stock: 24 lb. Bright White Wove Security Tint: Yes Sealing Method: Pull & Seal Laser Printer Compatible: Yes Inkjet Printer Compatible: Yes