OEM Tru-Ray Construction Paper is made of heavy 76 lb. stock, designed for durability and versatility in various projects. This heavyweight, 100 percent sulphite paper is tough enough to withstand scoring, folding, and curling without cracking or tearing. Its superior fade-resistance keeps projects brighter and fresher for a longer time. Additionally, the acid-free material ensures less fading, and the recyclable construction paper contains a high percentage of recycled fiber.