Usage Tips:Constructed with premium stainless steel material, this suggestion box provides convenience and security for complaint suggestion, mails, letters, interoffice mail and much more. What's more,it is lockable that ensure the letter will not be stolen.Features-Color:Silver-Material: Stainless steel-Size: About27.00X21.00X10.00cm/10.61X8.25X3.93inch- Designed with the lock, waterproof and corrosion resistant, sturdy and durable.- Stainless steel frame, high strength and wear resistance, strong impact resistance, super lightweight.- Suitable for use in classrooms or public places, and multifunctional use, used for fundraising lottery, etc.- Multi-functional and practical, it can be used as a mailbox, complain letter box, suggestion box.- It is simple to use, easy to install, exquisite and beautiful.Packing list: 1 x suggestion box