Interior features Total suspension of the instrument on injected foam cushions 2 bow holders Scroll and neck straps Elastic band to secure the endpin during travel Sheet music pocket attached inside Exterior features 2 side handles 2 comfortable neoprene anti-slip backpack straps with security screw hooks 5 softtouch latches with key Male/female airtight seal Outside shell made of sleek metallic ABS composite shell with an Airex skeleton Anti-slip and anti-wear rubber patches on the bottom outer shell Built-in wheels and pulling handle