These #10 security window envelopes feature a commercial flap design and a convenient Redi-Strip closure for easy sealing.
Measuring 4.13 x 9.5 inches, they are perfect for mailing documents securely and professionally. Each box contains 500 envelopes, making it ideal for both home and office use.
Quality Park Products QUA90119 Security #10 Window Envelopes with Redi-Strip Closure