Flat hard case for transport of screw-bell two trombones - one large tenor and one alto. Either horn can be "straight" or have a valve and attachment. Fiberglass shell with nylon cover. Horns lie opposite one another with bell rings at either end and areseparated by a nicely padded divider. Bell flares stck with a padded divider between and above the two for maximum protection (see photo below). The alto slide stores in the base and tenor slide stores in the lid. Case interior is custom configurable with detachable foam blocks.