it fits it ships rates

it fits it ships rates are the pricing structure used by USPS for its “If it Fits, It Ships” flat rate boxes. These rates are fixed regardless of the weight of the package, as long as the item fits within the designated flat rate box. This service is ideal for shipping items of various sizes, as it provides a predictable cost for customers, whether they are sending books, clothing, or other small to medium-sized items. It is especially popular for businesses shipping products to customers across the country.