1 Raw shrimp should be firm, translucent, and somewhat shiny, with no noticeable odor. Most of the time, raw shrimp will have the legs and shell, and often the head attached.  Frozen shrimp, cooked or raw, should be defrosted in the refrigerator overnight, before attempting to clean or devein them.
Most airlines in the United States, including American, Delta and United, allow carry-on bags that are no more than 22 inches long, 14 inches wide and nine inches high.
Carry-on Bag Limitations. Carry-on bags must be small enough to fit easily into an overhead bin or beneath the seat, because luggage isn't allowed on laps or in the aisles. Most airlines allow bags up to 45 linear inches in size, or measuring 9-by-14-by-22 inches.