Displays2go Tempered Glass Clip Photo Frame with Frameless Design Holds 17.75 x 23.75-Inch Prints 1/8-Inch tempered glass and 1/8-Inch chipboard backer are held together by 8 steel spring clips. Includes 2 wall mounting brackets for vertical or horizontal display. Frameless design does not distract from poster displayed inside. Tempered glass is stronger and safer than traditional glass. Displays2go SKU#: SHNN1824