USPS Priority Mail Shipping Upgrade
This is to be purchased / added to your cart if you wish to upgrade from USPS First Class (2-6 day delivery) to USPS Priority Mail (1-3 day delivery.) It's recommended during peak shipping seasons to upgrade if you need your order quickly. (Such as during the holidays)
This shipping is only available for US addresses, P.O. Boxes and military APO/FPO addresses.