L-shape Acrylic Frame is made with grade acrylic plastic sheet that is as clear as glass, but unbreakable and more sturdy than it. Easy to use: simply slide the paper into the display Perfect for restaurants, cafés, shops, travel agents, real estate agents, interior decorators, bakeries, malls, etc. P.S. PLEASE PEEL OFF THE LAMINATING PLASTICS INTO THE ACRYLICS BEFORE USE AND TO MAKE IT CLEAR.