Quality Park - Gummed Security Tinted #10 Double Window Envelopes, 4 1/8" x 9 1/2", 500/Box - White

Mail documents securely and protect sensitive information with this 500-count box of white gummed envelopes. The Redi-Seal closure lets you conveniently close envelopes by unfolding the bottom flap and pressing down, and wove 24-pound stock with a side-seam construction is durable with a clean, crisp appearance. The reflex blue-tint pattern of these Quality Park gummed envelopes blocks attempts to read enclosed paperwork.