Specifications include, but are not limited to: Item A Size 10, 4-1/8” x 9-1/2”, 24 lb., security lined, white wove, single window, gummed top flap opening. Single window is 1-1/8” x 4-1/2”, positioned 1/2" from the bottom and 7/8” from the left edge of the envelope. Item B Size 10, 4-1/8” x 9-1/2”, 24 lb., tan kraft, single window, gummed top flap opening. Single window size is 1-1/8” x 4-5/8”, positioned 1-1/8” from the bottom and 2-1/8” from the left edge. Item C Size 10, 4-1/8” x 9-1/2”, 24 lb., security lined, white wove, single window, gummed top flap opening. Single window is 1-1/8” x 4-5/8”, positioned 1” from the bottom and 7/8” from the left edge. Item D Size 10, 4-1/8” x 9-1/2”, 24 lb., tan kraft, single window, gummed top flap opening. Single window size is 1/4" x 2-1/4”, positioned 3-1/8” from the bottom and 2-3/4” from the left edge. Item E Size 10, 4-1/8” x 9-1/2”, 24 lb., security lined, white wove, single window, gummed top flap opening. Single window size is 1-1/8” x 4-5/8”, positioned 1” from the bottom and 1” from the left edge.