Quality Park Self Seal Security Tinted #10 Business Envelopes, 4 1 8" x 9 1 2", White Wove, 500 Box Lanterns The SendPro Mailstation postage meters ACMI AP nontoxic certified The SendPro Mailstation postage meters and red ink have been approved by the USPS Box Strength: Heavy Duty Brand Name: Bankers Box® Carrying Handle: Without Handle Color Family: Blue Depth in Inches: 14 Brand Name: Quality Park Color Family: White Envelope Closure: Self Seal Envelope Flap Style: Wallet Envelope Material: Paper Envelope Number: #10 Envelope Pack Size: 500 Per Pack Envelope Paper Finish: Wove Envelope Size: 4 1 8" x 9 1 2" Envelope Type: Business Envelope Window Location: None Height in Inches: 9 5 Next Day Delivery: Yes Pack Qty: 1 Paper Weight in Pounds: 24 Security Tint: Security Tinted True Color: White Wove Width in Inches: 4