Easy Installation: The letter box cage can be easily fitted to your wood front door with 4 screws, providing a secure and convenient solution for your mail. Note: it is not suitable for use on PVC doors. Perfect Fit: Designed for letterboxes up to 30cm, it ensures a perfect fit. Please measure your letterbox before purchasing and take into account the 13cm depth of the cage when opening your front door. Easy Access: The letter box cage is designed with a lift-up lid at the top, providing easy access to your mail. Whether it's daily letters, magazines, or small parcels, the post box cage efficiently catches them all, keeping your hallway tidy and your mail safe. Protects Your Mail: Say goodbye to shredded mail in the hallway or teeth marks in your important post. This letter box cage is the perfect solution for households with mischievous pets. Optimal Size: With its size of 33.5cm H x 29 cm (front) 32.5cm (back) W x 13cm D, this letter box cage from House of Home offers ample space for your mail, ensuring that it remains intact and readable.