Specifications include, but are not limited to: Treasury Envelopes - #10 Custom Check Window (E-100) Quantity: 160 cartons (400,000 envelopes) Envelope Size: 4-1/8" x 9-1/2", Window Size: 1-1/8" x 4-1/2", Custom Window Position: 1-3/4" from left side and 13/16" from bottom. Description: To be printed one side, black ink on 24 lb. white wove recycled stock. Envelope must have diagonal seams and must be constructed as shown in the attached PDF file. Flap must be 1.5” and must be rounded with no sharp edges. Envelope is to have black wood grain inside tint, clear poly window, and gummed flap. Agency will require sample of inside tint for approval. Sample supplied is actual envelope (see scanned PDF copy attached for reference). Actual envelope will be mailed to successful vendor upon award. Vendor to contact Agency for copy. These envelopes will be used on a continuous mailing system. Window material must be bonded but not over-glued. Back flap must have good gluing agent, but not excessive causing envelopes to stick together.