It is made of wnvironmentally friendly plastic material, practical and for your birds.Keep warm and breathable, washable and easy to,You can wash, but gentle, soak before washing.Round design, comes with mat, use it cooperatively with the bowl to prevent moving, very practical.It is designed for the bird, convenient for it to breed eggs, allowing ease.This mat can be use for home, pet shop, egg factory and zoo, great pet supplies.Specification:Material: PlasticColor: GreenSize Chart:20.5x20.5x5cm/8.07x8.07x5 inchPackage Includes:10 Pieces NestNote:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful shoppingSpecifications:Material: PlasticColor: GreenSize:20.5x20.5x5cm/8.07x8.07x5 inchNote:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful on-line shoppingPackage included:10 Pieces for Pigeon Nest