They are in 15cm (5.5inch) long. It is good size for mini tabletop zen garden. 3pcs traditional four tooth rakes for you to make the wavepath and different pattern on the sand. Manufacturered by BangBangDa. 3pcs spinning rakes for circular and semi-circle. You can enjoy the sand tray garden with your friends together. With stroage box to hold them while you don't use. Set of 6 mini zen garden rakes which are made of nature bamboo.