15x15 UV Protected Plexi Glass - 0.090''. ACRYLIC TYPE: UV Protected Plexi Glass. (FRAME NOT INCLUDED) ACRYLIC SIZE: 15x15. UV Protected Plexi Glass is a great upgrade from standard styrene which provides added protection and crystal clear clarity for your print. Fits 15x15 Frames. As measured from the back of the frame; Not the visual part in the front. UV Acrylic with its UV filtering technology protects works of art from the harmful effects of indoor and outdoor UV light rays. Over time, the ultravi