The wooden castanet is available in 3 different variations of S/L sizes and jingle to add a light rhythm to the cajon or percussion sound. Attaches to the cajón with adhesive tape for easy removal BH-LC Length: 3.7 inches (95 mm), Width: 2.4 inches (60 mm), Thickness: 1.5 inches (39 mm), Weight: 3.9 oz