The passenger refuses to allow the airline to examine. The airline deems unsuitable for transport. Is to be transported on a flight other than the one on which the passenger is traveling. Each passenger is allowed a specified amount of free baggage. This is determined either by weight or by piece plus the maximum weight per piece, depending on flight origination and destination.
Individual airlines have some notable exceptions.
Always contact the airline for specific rules. Neither piece may exceed 62 inches. Check with the carrier to make sure. Unchecked 1 piece, with maximum combined dimensions of 45 inches. It must be stored under a seat or in an overhead compartment.