Prevue pet products birdie basics 4 x 5 swing 388 is great for birds of all sizes! All perches include quick-link for easy and secure hanging. Our bird cage accessories provide birds with a place to sit, play, and exercise.Swing measures 4 1/4 inch wide, 6 1/8 inch high with a diameter of 7/16 inch. Warnings: inspect the product periodically and remove from use if it becomes worn or damaged. Cleaning: thoroughly inspect all toys and accessories on a daily basis. Wipe clean with a damp soft cloth as needed before returning it to the cage.