The Cat Quilted Back Pack is made of 100% cotton, 100% polyester padding and a nylon lining which is washable. It has a small pocket on the outside with a zipper closure, drawstring at the top, flap with magnetic closure, adjustable shoulder straps on the back, and a handle on top for carrying or hanging up. Perfect for Back to School, for a trip to the beach or for carrying diapers! Approximate dimensions are 14 inches wide by 11 inches tall by 4 inches in depth.