Features: Aluminum metal bar, attached to a solid beech wood base by cords, exquisite and durable. Using the little wood mallet to tap on the metal bars, pleasant sound will appear. Helpful for classroom management, attract kids attention effectively. Suitable for developing children's musical talent, improving their sense of rhythm. Features long lasting echo, also perfect for yoga, meditation, sound therapy, etc. Specifications: Type: 1-tone/ 2-tone/ 3-tone/ 7-tone chimes for option Material: aluminum + beech wood Item size: 16.5 * 3.5 * 2cm/ 6.5 * 1.4 * 0.8in(1-tone); 16.5 * 4.8 * 2cm/ 6.5 * 1.9 * 0.8in(2-tone); 16.5 * 7.8 * 2cm/ 6.5 * 3.1 * 0.8in(3-tone); 13 * 14.5 * 16.7 * 2.2cm/ 5.1 * 5.7 * 6.6 * 0.9in(7-tone) Item Weight: 107g/ 3.8oz(1-tone); 152g/ 5.4oz(2-tone); 246g/ 8.7oz(3-tone); 468g/ 16.5oz(7-tone) Package List: 1 * Chime 1 * Mallet