Prevue Pet Products Tropical Teasers Krusty Bird Toy satisfies natural nest building urges while providing great beak exercise. 100% natural, dehydrated, sterilized coconut fibers to satisfy plucking, preening, nesting and foraging instincts. Tropical Teasers bird toys may include additional materials, such as rope for beak and tongue exercise. Toy connects easily to cage with quick-link attachment. Toy is hand made and actual measurements may vary slightly. As always, supervise birds at play.