Postage limitations for $0.44 stamps

First-Class letter dimensions:

	Rectangular
	At least 3-1/2 inches high X 5 inches long X .007 inch thick
	No more than 6-1/8 inches high X 11-1/2 inches long X 1/4 inch thick
	Maximum weight is 3.5 ounces
	Letters that are considered nonmachinable are subject to a surcharge.
	Length is the dimension parallel to the address.