About this item 3 in 1 Design: automatic drinking bottle + hideout base + food container super multifunctional to meet the diverse needs of hamsters. This small animals water bottle suitable for hamsters dwarf hamsters mice gerbils and other small animals. Large Capacity: The hamster water dispenser has a capacity of 120ml/4oz.This large-capacity water bottle reduces the number of water changes. At the same time it is very convenient to change the water. High Quality Materia: This hamster water bottle is made of non-toxic plastic and stainless steel and stainless steel durable and harmless for your cute animals. Stable and Firm: This little pet water bottle is steady and won't shake. The hamster water bottle has a unique hollow design allowing small pets to have a breathable and airy hiding place. Softer reminder Tip 1: Leave some air at the top of the bottle or water may not flow out correctly. Tip 2: Press the nozzle 5-6times to release the air after refill the water to avoid water leakage. Tip 3:Please put the bottle flat against the bottom of the cage not on the sawdust.