Living World Wooden Perches are suitable for parakeets, canaries, finches, and other small birds. They are also ideal for some larger birds to add perch size variety. Easy to install, they are perfect for adding extra perching space in cages as well as for replacing damaged or chewed perches. Made of durable wood, they can be easily cleaned.Size : 30 cm L x 10 mm Dia (12 in x 0.4 in), 2 perches per pack. Other sizes available : 81554 Living World Wooden Perches, 40 cm L x 10 mm Dia (16 x 0.4 in), for small birds 81555 Living World Wooden Perches, 47.5 cm L x 10 mm Dia (19 x 0.5 in), for small birds