Name: Mailbox Product material: galvanized sheet. Product size: 36 cm long, 13.5 cm wide and 37 cm high. Wall size: 19.8 cm long and 15 cm high. Product weight: 3KG. Delivery size: 22 * ??4.5 CM. Scope of application: schools, residential quarters, offices, villas. Services: We are committed to providing the best products to provide you with the perfect shopping experience. Customer is always the first one. If you have any questions, please feel free to contact us and we will reply you within 24 hours to solve all your problems. Note: All product sizes are manual measurement, if there is a small error, please understand.