Litop 3 in 1 Black 8GB Metal Key Shape High Speed USB Flash Drive USB 2.0 Memory Disk Plus Silver Color Metal Key Ring Lobster Clasps and 1 Free Protective Protection Case Package includes 1 USB flash drive, 1 metal key ring lobster clasp and 1 free protective case for USB flash drive The USB flash drive is small and pocket-sized for easy transportability with high speed in writing /reading transfer The protective case is a special customized design for the metal key USB flash drive The case can provide good protection and the pendant can reduce the chance of the loss of your beloved USB flash drive The USB flash drive supports windows 7 /8,Vista/XP/2000/ME/98/910, Mac OS 8.6 above and Linux, etc.; 100% quality guarantee