Branch perch is made from 100% natural wood and is easy to attach to any cage. Comfortable for your bird`s feet and nibbling it will help keep their beak worn down. Simple to attach securely to most cage designs with no need for tools. Large: 48cm x 10cm x 3.5cm; Medium: 42cm x 10cm x 3.5cm; Small: 33cm x 10cm x 3.5cm.