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.
First-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.Size requirement for large envelopes is 6-1/8 to 12 inches high, 11-1/2 to 15 inches long, and Â¼ to Â¾ inch thick.or items sent in a Priority Mail Flat Rate box provided by the Postal Service, the domestic shipping rate is the same regardless of weight or destination. For packages less than 20 pounds, and larger than 84 inches in combined length and girth, a Balloon Price may apply. Delivery confirmation is free for Priority Mail.