A glasses structure comprises a main body and a sub-frame assembled at the rear of a lens of the main body. The inner surface of a frame body of the sub-frame is attached with a pad, which pad is formed with an upper contact portion and a central contact portion corresponding to the upper edge and the central shape of the frame body. Two nose pieces are formed at the both sides of the central contact portion of the pad, and the upper contact portion of the pad are respectively contacted with the users nose and forehead to avoid pain when the user wears the glasses. Furthermore, the colored and patterned frame body of the sub-frame is shown from the transparent lens of the main body, whereby the glasses with suitable color and pattern being chosen to dress with the users clothes and style, increasing the users fashion and beauty.