Object type that identifies a stream and contains the information needed to control it, including a pointer to its buffer, its position indicator and all its state indicators. FILE objects are usually created by a call to either fopen or tmpfile, which both return a pointer to one of these objects.
First-Class Mail is a USPS trademark. The minimum size for First-Class Mail is 5 inches long, 3-1/2 inches high and 0.007 inches thick. The maximum size is 11-1/2 inches long, 6-1/8 inches high, and .75 inches thick. The maximum weight for letters is 3.5 ounces.irst-Class Mail International is a USPS trademark. Note: The cost of postage will appear on all international shipping labels. Maximum weight for letters is 3.5 ounces. Maximum weight for large envelopes is 4 pounds.
221.51 Weight Limits. The maximum weight limit for Priority Mail Express International service is 70 pounds, but lower country-specific weight limits might apply. To determine the maximum weight limit for each country, see the Individual Country Listings.21.52 Dimensions â Priority Mail Express International Parcels. Maximum size dimensions for Priority Mail Express International service vary by country and are noted in the Individual Country Listings.