Birdie Basics Natural Wood Step Ladders are designed to be functional and attractive to meet the everyday needs of your bird. A great way to excercise your bird and let your birdie friend stretch his or her legs. An easy and practical addition. From a complete line of products designed to meet the everyday needs of birds and their humans. Natural wood ladder is a fundamental and easy-to-use addition to your cage that allows your feathered friend to stretch.: Size: 14.5 in.