Set of 4 transparent plastic storage containers for birdcages. - Quantity: Set of 4 - Material: Plastic - Application: Storage containers for birdcages - Design: Transparent and simple design - Features: With mounting hooks Thank you for viewing. These were originally included with a size 35 birdcage. Both the food containers and covers were used for about a week. This is a used item, so please refrain from purchasing if you are concerned about minor scratches, etc. Thank you for your understanding and consideration.