A wearable image sensor is described. In one example an apparatus includes a camera attached to a garment to capture an image of a view of an area surrounding a user that is wearing the garment, the image including an item. A data interface is attached to the garment and coupled to the camera to send the camera image to an external device and to receive description information about the item from the external device. A power supply is attached to the garment and coupled to the camera and the data interface to power the camera and the data interface. The apparatus presents the received description information to a user of the garment.