Cover with handle structure for facilitating hold a device and method of using the same

摘要

A cover with structure for facilitating hold a device enables a user to hold the device with plurality of faces stably. It can be configured to ridge a ridgeable portion and form a tubular space. The user can retain at least one finger in the space to hold the cover such that his palm can be placed more close to the center of the device to facilitate hold the device.