this comfortable cinch back pack with a front pouch is made of core fleece sweatshirt material, same as the PC78H pullover hooded sweatshirt for a matching set. This is a 7.8 ounce, 50/50 cotton/poly fleece air-jet yarn for a soft, pill-resistant finish. the draw-cord closure allows this bag to double as a backpack. Dimensions: 17.75" h x 14.5"w