Features: brand new and high quality Natural Material: Made of premium for apple wood, by high temperature drying, glue free, with natural wood smell, eco-friendly, no harm for pets. Stress Relief & Exercise: This hamster climbing chewing toys consist of wooden climbing ladder, wooden stairs, wooden railing and wooden platform. The undulating arrangement effectively exercises hamsters. Easy to Install: All components are detachable, each piece equipped with screw, no drill needed, just install by your hands, convenient and quick. Ingenious Design: Two floors, spacious activity space, overall measurement after installation: 13.4x13.4 inch (max. Length x Height; detailed size please check our for image). Perfect hamster wood playground. Wide Application: Suitable for hamster and other small pets. Not only a chewing toy, but also an exercise centre, your small pet can playing, climbing, hiding, running on it. Specifications: Material: Wood Size (Approx.): Stairs-Diameter 5cm/1.97in Climbing Ladder-19x7.5cm/7.48x2.95in First Floor Platform-15x20cm/5.91x7.87in Second Floor Platform-10x15cm/3.94x5.91in After Installation Max. Length x Height 34x34cm/13.39x13.39in Weight: Approx.650g Package Includes: 1 Set Hamster Wood Playground note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!