(Click to enlarge image) Clear Acrylic Trays with Insert Bottoms are Perfect for Serving Trays and make a Fantastic Gift. Many buyers are customizing these sturdy acrylic trays with custom inserts. Available in many sizes with a 1/8" thick insert capacity. These versatile acrylic trays can be used with paper inserts, matted artwork or anything that you can imagine! We also have a larger capacity tray that fits up to 1/4" thick materials such as needlepoint or thicker matted artwork.