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 can withstand scoring, folding, and curling without cracking or tearing. Its superior fade-resistance ensures that your projects remain bright and fresh for longer periods. Additionally, the acid-free material minimizes fading, and the recyclable construction paper contains a high percentage of recycled fiber.