Heavyweight 100% vat-dyed sulphite with longer, stronger fibers. Tru-Ray construction paper is tough enough to take scoring, folding and curling without cracking and tearing. Its superior fade-resistance keeps projects brighter and fresher longer. Details:Available in multiple colors12" x 18" sheet size5 packs (50 sheets per pack, 250 total sheets)Heavyweight 100% vat-dyed sulphite paper is perfect for any arts and crafts project Tough enough to take scoring, folding and curling without cracking and tearingSuperior fade-resistance for brighter, longer-lasting projectsAcid free and recyclable