The product is a set of three yellow covered standard manuscript paper books, each containing 12 staves per page for music composition. Published by Leonard Corporation and Hal, these trade paperback books measure 8-1/2x11 inches and weigh 7 oz. The books, authored by Hal Leonard Corp. Staff and Suzanne L. Leonard, are designed for music notation instruction and study, making them a valuable resource for musicians and composers looking to create and record their musical compositions. With a total of 64 pages per book, this collection provides a comprehensive workspace for organising and documenting musical ideas.