Specifications include, but are not limited to: An open-end contract for multiple size envelopes. 3.1.1 Contract Item #1 - 6" Special Window Envelopes 3.1.1.1 The Vendor must provide the Agency with 6" Special Window Envelopes for a minimum of 12 months. 3.1.1.2 The Vendor must provide a minimum quantity of 600,000 envelopes per month. 3.1.1.2.1 The Agency estimates an annual quantity of 7,200,000 envelopes. 3.1.2 Contract Item #2 - 10" Special Double Window Envelopes 3.1.2.1 The Vendor must provide the Agency with 10" Special Double Window Envelopes for a minimum of 12 months. 3.1.2.2 The Vendor must provide a minimum quantity of 500,000 envelopes each per month. 3.1.2.2.1 The Agency estimates an annual quantity of 5,000,000 envelopes. 3.1.3 Contract Item #3 - 10" No Window Envelope (Plain, Commercial) 3.1.3.1 The Vendor must provide the Agency with 10" No Window Envelopes (Plain, Commercial) for a minimum of 12 months. 3.1.3.2 The Vendor must provide a minimum quantity of 250,000 envelopes per quarter. 3.1.3.2.1 The Agency estimates an annual quantity of 1,000,000 envelopes.