Office Depot Double-Window Envelopes, #8 5/8in. (3 5/8in. x 8 5/8in.), White, Self-Adhesive, Box Of 250, 77159 $15.12 View Details
Staples Reveal-N-Seal Security Tinted #8-5/8 Double Window Envelopes 3 5/8" x 8 5/8" White 500/Box $51.31 View Details
Pack of 100 # 8 Envelopes, Double Window Security Check Envelope, Measures 3-5/8" x 8-11/16" $19.92 View Details
Universal UNV36301 3.88 in. x 8.88 in. #9 Commercial Flap Gummed Double Window Business Envelopes - White (500/Box) $32.97 View Details
Quality Park Reveal-n-Seal Double Window Envelopes - Double Window - 5by8 - 8 5by8"W x 3 5by8" L- 24 lb - White $58.72 View Details
