Quality Park Button & String Inter Departmental Envelope 10" x 13", Red, 100 Box Safety and a bell shape makes True Color:Green White and a bell shape makes them simple to use but it is exactly what you should have on hand to keep you and your staff safe and protected contracts and other paperwork to different departments in your building with these interdepartmental envelopes Brand Name: Quality Park Color Family: Red Envelope Closure: Button & String Envelope Flap Style: Square Envelope Material: Paper Envelope Number: Nonstandard Envelope Pack Size: 100 Per Pack Envelope Paper Finish: Smooth Envelope Size: 10" x 13" Envelope Type: Inter Departmental Envelope Window Location: None Height in Inches: 13 Next Day Delivery: Yes Pack Qty: 1 Paper Weight in Pounds: 28 Security Tint: Untinted True Color: Red Width in Inches: 10