Yes, you read that right. ArtGraf water-soluble graphite comes in sticks and putty! The putty can be worked into whatever shape suits you. The sticks come in two convenient sizes. A Small (0.5 x 0.5 x 3.5 inches long, ) and Wall size weighting 250 grams (about 1/2 pound). Since 1907, the Vicaro company of Portugal has been family owned.