Riverside 3D™ Construction Paper is the only super heavyweight construction paper made with 100% recycled fiber content. It is 75% heavier and five times stronger than the leading national brand, and ranks #1 in color consistency among all groundwood construction papers. Durable sheets have a soft eggshell finish, and are perfect for building 3D models and a wide variety of STEAM projects. Assorted colors include Black, Blue, Brown, Green, Light Blue, Orange, Pink, Red, White, and Yellow. Acid-free. 100% recycled and recyclable. Measures 12" x 18". Includes 110 sheets.