Ships from Hong Kong. Wooden Castanet: Colorful Instruments are specially designed for kids and are made of hard Wood. It can train the children hearing sensitivity. We have assembled a collection of unique and interesting sounds of the world, guaranteed to add excitement to your Music ensemble. Add a new dimension to your rhythm band, Orff ensemble or any Musical group with these special sound effects. Size: Diameter: 5.8cm(2.3'') Color: Colorized Material: Wood Made by solid wood, safety. It can train the children hearing sensitivity.