Quality Park - Redi-Strip Security Tinted #10 Business Window Envelopes, 4 1/8" x 9 1/2", 500/Box - White Wove

Get a high-quality mailing experience with these Redi-Strip envelopes. Made with a strong acid-free coat, these envelopes are resistant to crumbling and yellowing with age. Featuring a blue-tinted interior, these envelopes keep confidential information protected, even when held up to a light. These Quality Park Redi-Strip envelopes come 500 per pack and have a left-window design, making shipping addresses readable.