SIBE-R PLASTIC SUPPLY - CLEAR ACRYLIC SHEET FOR PICTURE-POSTER FRAME, 14"x18" (.060") Acrylic sheeting provides added protection and crystal clear clarity for your print. This acrylic sheet fits a 14x18 Inch Frame. Acrylic material is a high quality, crystal clear, durable upgrade from styrene plexiglass. Acrylic is a great upgrade from standard styrene plexiglass and is a perfect choice for frames 8x10 inches and above that are too large for glass. This is only one acrylic plastic sheet - We do not sell frames to hold pictures.