Features: Bright colours will attract birds' attention and interest. Soft velvet are safe and warm nest in any cage. This nest are detachable for easy storage. Its also easy to carry when you travel. There are 2 hooks at the top of the hanging hole for easy hanging on the bird cage. It can also be placed on the floor. Detachable design. Machine washable. Easy to clean and wash. Specifications: Material: Velvet Inner Size: Optional: Small/Middle/Large/ Extra-large Small: 13x9x8cm/ 5.11x3.54x3.14in Middle: 17x12x10cm/ 6.69x4.72x3.93in Large: 20x14x11cm/ 7.87x5.51x4.33in Extra-large: 26x17x15cm/ 10.23x6.69x5.91in Color: Yellow, Green, Dark Yellow Package Includes: 1pc Small Pet Sleeping Bed note: 1. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2. Due to the different between different monitors, the picture may not reflect the actual color of the item.