Item number 181. If you'd like to purchase this item with others, please feel free to comment. Depending on the items, I can offer a discount and ship them together. In that case, it would be helpful if you could comment with something like "I'd like to purchase with item number ○." Blue and pink accordion tunnel for hamsters, designed to be connected and extended. - Brand: SANKO - Product Name: Accordion Tunnel - Colors: Blue and Pink - Material: Plastic - Size: Approximately 5cm in diameter, extends from 10cm to 40cm! (Set of 2) - Features: For hamsters, can be connected and extended Thank you for viewing.