The paperboard Priority Mail Small Flat Rate Envelope is ideal for sending letters, cards, passports, and other small documents via Priority Mail.

• USPS SKU: EP_14B
• Quantity/Pack: 10
• Maximum Order: 60 packs of 10
• Postal rates are subject to change
• This product is free and will ship separately with no shipping charge
• Call 1-800-610-8734 for orders exceeding the maximum allowable order size