Prevue Pet Products Naturals Small Wonder Walk Bird & Small Animal Ladder 62808 is handmade from 100% natural, sustainable, materials. Made from environmentally conscious rods strung together on bendable stainless steel wire with wire hooks to secure directly onto cage. This small activity bridge can be endlessly reshaped to provide necessary foot exercise and engaging physical play for small birds, gerbils, hamsters and mice. As always, supervise your pet at play. Our Small Wonder Walk is hand made and actual measurements may vary slightly. Approximately 2 1/2" wide and 15" long. 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.