This rigid case is specifically designed for 3M Littmann Classic III, Cardiology IV and others all stethoscope and fits well. Made of superior EVA that is dustproof and wearable, and can also provide good protection of the 3M litmann Classic III stethoscope from drops, bumps, scratches, dust and abrasions during transport. It is semi waterproof, shockproof, stylish and durable to prevent any damage to your stethoscope. Double zipper design provides easy access to insert and remove the stethoscope. The case has a very comfortable handle that allows easy and comfortable portability.