Abstract: This invention relates to a cover for a playable device, such as an instrument, a musical instrument, for example a guitar, a bass, a violin, a viola, or a cello, peripherals designed to resemble instruments, controllers designed to resemble instruments and/or toys. The cover can be form-fitted on a playable device leaving a playing area of the playable device fully exposed, such that the cover can be used while the playable device is being played or is merely being stored. The cover may protection from damage during use and storage. In some embodiments, the cover may be used to customize a playable device.