Designed to meet the demands of a true SWOP3 application, this Standard Proofing Paper SWOP3 from Epson will deliver a neutral and stable image when used with professional inks. The resin-coated paper, available here as a 100-pack of 13 x 19" sheets, is SWOP Grade 3 certified and features a medium Weight of 240 gsm along with a thickness of 9 mil. Also, this paper has an opacity of 96% along with a versatile semi-matte surface finish and L*a*b* values of 93, 0, 0.