Your pet bird will love how comfortable the natural sand feels on its nails and beak with the JW® Pet Sand Perch T Perch. The rough natural sand coating helps to keep your feathered friend's nails and beak trim. Different grip size widths exercise the muscles of your pet bird's feet. It includes a washer and wing-nut to easily attach to most all sides or tops of cages. The small size perch is ideal for parakeets, canaries, finches and other small birds or the regular size for parrots, cockatiels and other similar sized birds. Easy to install.