Paper / FLAT ENVELOPES / Full View Windows, Open Side, 4" X 7" Window / Regular Gum, 500/Carton Flaps Folded / White Kraft SUB 28 These booklet envelopes have an oversized transparent window centered on the face of the envelope. Great for direct mail advertising campaigns, sales literature, photograph storage, catalogs, and annual reports. They come with a re-moistenable seal flap and are manufactured with strong 28# White Kraft paper. We can imprint up to 4 colors with you logo and information at an additional cost. Full View Window Envelope Specifications size: 6 X 9 closure: Re-moist glue flap quantity: 500 envelopes per carton Color: White Cost: $99.85 per carton additional services: Custom imprinting up to 4 colors discount: Multiple carton discounts. Marketing idea: Promote your items through the large window on front. Print address on flap side of envelopes. Great for direct mail programs. Not sure? Ask for a free 6 X 9 full view window envelope today.