Star Trek Tricorder Replica Hard Case Black Small Messenger Bag Star Trek Tricorder Replica Hard Case Black Small Messenger Bag Main (Larger) Section has magnetic closure Inside flap has small mirror There is also a removable small keyring fob Outer smaller zippered area features inside mesh pocket to fit most cell phones or wallets, in addition to 3 credit card pockets Sturdy Shoulder strap is adjustable so you can wear over one shoulder or loop over neck and shoulder