There are 13 "Loch Class" vessels in different shapes and sizes. These double-ended ferries are mostly symmetrical when viewed from the side, with no operational bow or stern (although in official documents the designation of such is given). is able to handle Force 7 gales and carry 36 cars and 149 passengers, with a crew of five. The smallest vessel in the fleet is , built in Shetland for the Kerrera route. Since June 2020 CalMac leases from Clyde Marine Services for the Gourock to Kilcreggan service.