Specifications include, but are not limited to:. Silicone coated polyester film; 36 micron; coated on both sides; ultra clear; doubled sided silicone release polyester; 1050 mm W x 20 m L; dimensionally stable and will not wrinkle in use; Conversation Resources #Silicone.Film.20 for reference . Apollo Tissue; 32" x 40"; 2.5 mil; watermark each sheet to identify the presence or absence of the buffering agent; Passes P.A.T; 100/pkg; Light Impressions item #:5366 for reference . Renaissance tissue; non-buffered; 32" x 40"; 2.5 mil; watermark each sheet to identify the presence or absence of the buffering agent. all papers pass P.A.T; for use with albumen, cyanotype, dye transfer, color prints (chromogenic) and textiles; 100/pkg; ; Light Impressions item #5356 for reference