The present apparatus includes an optical device with an interlocking mechanism that provides the capability of the user to alternate the arms of the device. This ability allows the user to modify the color or design pattern in order to vary the look based on the environment or the liking of the user. In addition, the device may include a means to alternate colors or designs in conjunction with the interlocking mechanism. Lastly, the apparatus may include a capability that allows the user to obtain another user's electronic skin, design of their device, or nearby object by wireless communication.