Sanded perch covers designed to slide over your existing perches These perches provide grip and also helps to keep nails trim and clean. Also made using a special fine textured sand. Card tubes covered in rough sand. Also acts as a boredom buster as birds like to "chew" on it and tear it apart. Great for using in cages with Budgies, Canaries, Cockatiels, Finches and Parrots. Large Size: Diameter: 3/4” (1cm) Length: 9.5” (24 cm) Different Pack Sizes of 4,8,12,16, 24 & 30 Available