This is the Gator GL-ALTOSAX-MPC. A part of their Lightweight Polyfoam Band & Orchestra Cases Range. It is a Lightweight Polyfoam Alto Sax Case with storage for mouthpiece and other accessories. Lightweight Rigid Nylon Case with Plush Covered Dense EPS Foam Interior. Features include - Internal Mouthpiece Holders, Interlocking Comfort Grip Handle, Exterior Storage Pocket, and Adjustable, Removable Shoulder Strap with No-Slip Rubber Pad.