Specifications include, but are not limited to: a. Stock #66003 Logo & Contact Info - #10 envelope printed with logo & individual Metropolitan St. Louis Sewer District, 2350 Market Street, St. Louis MO 63125-2555 return address. The envelope is 24# White Wove, Split Gum (Remoistenable), printed two colors two sides (pantone 279 blue and black). Estimated annual usage is 100,000. Pricing should be based on an order quantity of 50,000. Drawing attached. b. Stock # 66004 Logo & Contact Info - #10 Window envelope with logo & individual Metropolitan St. Louis Sewer District, 2350 Market, St. Louis MO 63103- 2555 return address. Window is 1-1/8in x 4-1/2in, 7/8in from left, 5/8in from bottom. 24# White Wove, Split Gum (Remoistenable), printed two colors two sides (pantone 279 blue and black), custom security tint. Estimated annual usage is 150,000. Pricing should be based on an order quantity of 50,000. Drawing attached. c. Stock #77575 Logo & Contact Info - #10 envelope printed with Metropolitan St. Louis Sewer District, Specified Location, return address. The envelope is all 24# White Wove, Split Gum (Remoistenable), printed two colors two sides (pantone 279 blue and black). Pricing should be based on an order quantity of 5,000. Similar envelopes may be ordered by other MSD locations. If the only change for these orders is the street address, city, and zip code and the quantity ordered is 5,000, the District would expect to pay the same price.