Ticonderoga pencils are made from some of the billions of scrapped tires in stockpiles. They feature a No. 2 graphite core for smooth easy writing & degradable latex-free erasers. Packaging is made from 100 percent reclaimed fiber with 35 percent minimum post-consumer material. Renew Recycled Tire Pencils are not recommended for electric pencil sharpeners. Pencils are PMA certified nontoxic.