The suggestion box is made of aluminum alloy materials, complex process, and with fine workmanship. The box is well-designed, durable and practical, is simple to use, easy to install. It can be used as a mailbox, complain letter box, suggestion box. Features -Color:Blue -Material:Aluminum alloy -Size:28.50X22.00X10.00cm/11.20X8.65X3.93in - Manufactured with , the suggestion box is durable and practical in use. Can be used with confidence. - This suggestion box is simple but practical in performance, you can use this box on many occasions. - Suitable capacity for storing envelope, newspaper, letter of complaint, as well as the donation. - This box help prevent your important mail from being destroyed, stolen or replaced. Wall-mount design, save space. - Wall hanging design, suitable for indoor and outdoor; It comes with a security lock, which can make your belongings more secure. Package list: 2 x Wall Mount Letter Box