Material wood mdf is 3 mm double layer and reaches 1.5 cm with wooden colored sections and numbers on 6 mm thickness. it is a silent clock mechanism. our products are our own production. they are carefully produced in our laser cutting machines. they are 40 cm in diameter. return conditions: your products must be returned as they arrive, boxed and intact. otherwise, the returned returns will not be accepted. they are made of mdf wood material. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.