For the sake of making pet can be more healthy and active it that you can use this ladder, which has solid texture for a stable usage experience, it will make pet can be comfortable to use. Comes with a wide platform that your pet can exercise and keep active on it, the ladder design will improve their climbing skills, and it will be easy to connect and install to use. By making with wood material, this toy will be solid and wear-resistant to use. The diameter of the ladder is 5.5cm, the length of the pillar is 2.5cm. It is suitable for small animal to use for exercise and keep active. Item Name: Hamster Ladder Material: Wood Feature: High Stability, Solid, Compact Size Details: Ladder Diameter: 5.5cm/2.17" (Approx.) Pillar Length: 2.5cm/0.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Reminder: Need to be installed by the customer. Package Includes: Set 3: 3 x Ladders 2 x Pillars or Set 4: 4 x Ladders 3 x Pillars or Set 5: 5 x Ladders 4 x Pillars or Set 6: 6 x Ladders 5 x Pillars or Set 7: 7 x Ladders 6 x Pillars or Set 8: 8 x Ladders 7 x Pillars