Kaytee Avian Forage-N-Play Perch for Pet Birds Solid wood perch has colorful shredding paper, loofah and silas attached to stimulate birds and encourage foraging activity Easily attaches to any wire cages with a durable metal assembly for safe use Tapered perch 13-1/2-inch long and 1-3/4-inch in diameter at the biggest end Large size is ideal for Macaws, Cockatoos and other large companion birds