Genuine variety goat leathers for replacing bow grips on violin , viola, and cello bows. Each piece measure 3" x 3" and varies in thickness. All are very soft, pliable and easy to work with. This is a nice variety pack of 8 pieces of 1 1/2" x 1 1/2 inch squares of various best quality goat leathers for use in making or replacing violin, viola, or cello bow grips. No two pieces are alike. This is enough to do 8 bow thumb grips. It only takes a 1 1/2" x 1" strip to do a violin or viola bow grip. Each sheet is genuine, and is thin, soft, and very pliable, making it easy to work with. The picture is a good representation of this item, although I may subistitute different pieces according to stock availability.