How about adding a little decoration or creating a relaxing corner? Perfect for shelves, toilets, entryways, or any place you like! The yo-yos are made of thin cotton, 3 cm in diameter, with black felt loops. There are four strings of four yo-yos, each 16.5 cm long, and three strings of three yo-yos, each 13 cm long. They will be strung on a 30 cm chopstick and delivered with two mini hooks.