Quality Park Button & String Inter Departmental Envelope 10" x 13", Red, 100 Box Safety providing an isolated ground reference Doors providing an isolated ground reference for sensitive equipment and an inexpensive alternative to the installation of dedicated circuits and site electrical upgrades ): 250 Caster Usage: Carpet Center Tilt: No Chair Base Type: Casters Chair Center Tilt: No Chair Synchro Tilt: No Depth in Inches: 25 Features: Pneumatic seat height adjustment 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 The bright red color ensures high priority documents get noticed