6 x 9 1/2 Window Booklet Envelopes with Regular Gum with Blue Tint, 24lb. Bright White Paper

6x9.5" window booklet envelopes in 24lb. bright white wove paper. They feature a blue security tint on the inside to keep their contents private. This item has a standard window, measuring 1 1/8" x 4 1/2", located 7/8" from the left and 1/2" from the bottom.