General description Made of durable aluminum alloy, this small lockable proposal box is designed for wall mounting, making it ideal for home, corporate offices, or official institutions. It serves multiple purposes, functioning as a suggestion box, mailbox, or donation box. The box is spacious enough to accommodate various envelopes, documents, and magazines. Technical specifications Material: Aluminum alloy + MDF Color: Gray Dimensions: Measurement allowed error is +/- 1-3 cm Compatibility and accessories Package Contents: 1 x Opinion box 2 x Key Installation Easy to install, this proposal box can be mounted on walls for convenient access. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.