Three aluminum bars on a red wooden base. 19cm (7.5") long and 8.5cm (3 3/8") wide. The chime bars are 1/2" thick and are made of silver anodized aluminum. They create a cutting ping with extended sustain when struck. Bars range in length: 13cm (5"), 14.5cm (5.75"), and 18cm (7") long. Comes with one hardwood mallet. Made in Thailand.