MECO 10Pcs 4GB 4G USB 2.0 Flash Drive Memory Stick Fold Storage Thumb Stick Pen Swivel Design Green EASY-TO-USE: Capless design with integrated loop makes it easy to attach to key chains, backpacks and etc. 360 Degree FREE ROTATION DESIGN: the metal side has a 360 Degree rotation, covering and protecting the usb end while carrying it around and turn back in any position, for the most comfortable use. GREAT FOR ALL AGES AND PURPOSES: suitable for digital data storing, transferring and sharing in school, in family, to friends, to clients, to machines. Apply to data storage of music, photos, movies, designs, manuals, programmes, handouts etc. SERVICE: Thank you for choosing MECO products. If you are not happy with MECO products, please do not hesitate to contact us. In every customer relationship, MECO strives to be a trusted partner and seeks to achieve 100% customer satisfaction. TIPS: Some of the listed capacity on a Flash storage device is used for formatting and other functions and thus is not available for data storage. As such, the actual available capacity for data storage is less than what is listed on the products.