Suitable for all small to medium birds. Fits most cages, steel hook connects to cage easily. Made of food grade color and nature wood, all of them are dyed by edible pigments, and completed with pure handmade which are more bite resistand and durable.Quality Guarantee: We accept the replacement for any breakage or fragmentary of the item with original package and related accessories within one week, but not include any damages to human factors. If you are looking for the best quality bird chewing toy, here it is!