Prevue Pet Products Woodpecker 62821 is made from natural, sustainable, materials providing your bird with mental stimulation and rugged physical play. Made with Java Wood and Sisal Rope this toy will keep your bird interested for hours while encouraging beak exercise. Toy connects easily to cage with stainless steel wire twist link attachments and actual measurements may vary slightly. As always, supervise birds at play. Our Woodpecker bird toy measures 3 in diameter and 6 .25 high 12 high with chain and link Ideal for medium, large and x large birds measuring 18inches to 40+inches beak to tail, and sugar gliders.