BAZIC Products - Self-Seal Security Single Window Envelopes, #10, Box of 500

The single window design eliminates the need to print or handwrite addresses. In our #10 window envelopes, the large, easy-to-read poly window is positioned perfectly for displaying addresses or business information. These self-sealing windowed envelopes measure 4 1/8" x 9 1/2" inches and are designed to save you time and money, allowing you to fly through mailings in record time. Each box includes 500 envelopes.