Safe material: colorful stacking rings and basketball toys are made of pine and plastic; Bird swing toy is made of pine, wooden beads with 2 cute bells; Bird block puzzle is made of wood and screws; All these materials are non-toxic and safe for your pet birdCreative and funny toys: bird training toy set can be applied to train your birds intelligence and improve their ability to recognize colors; Bird training toys will keep your bird vigorous and healthy; Bird intelligence training toys make your bird feel relieved even staying at home aloneStrengthen your relationship with birds: parrot toys can promote a harmonious relationship between you and your bird during the playing; These bird toys can be regarded as rewards to encourage your birds to do the certain action you wantColour:random color, don’t accept the specified colorMaterial:Wood+plasticSize:Bird-shaped jigsaw puzzle: 15 x 15 cmBasket diameter: 8 cmDiameter: 11.5 cmBottom diameter of the colored stacking ring: 8 cmPile