PETCEE Bird Toys Round Swing Hanging Ring with A Hook for Cockatiels and Parrot 15cm /5.9inch Material:Natural rattan ring made with safe materials Size:Diameter 10cm/3.94 inch(appr.) Suitable for all kinds of cage Features:With a hook and Can be hung from the top of the cage Function:A swing and fun toy for birds Application:Suitable for many small animals hamsters, gerbils, mice, rats, bear , parrot?help to increase pets activity