Features:The bird nests for cages are wearproof and safe for birds to use which can be applied as nice and useful gifts for your families who have birds.The straw woven incubation bed is suitable for most birds such as macaws African grey parrots budgies etc. also nice for ferrets mice hamsters etc.Specifications:Material: strawColor: as shown in picturesSize: approx. 3.54-4.72 inches/ 9-12 cm in diameterPackage includes:4 x Handmade woven flat base straw bird nestsNotes:Manual measurement please allow slight errors on size.The color may exist a slight difference due to different screen displays.