Features: Automatic Clipons Hamster Water Bottle: Our automatic hanging bird water Bottle featured with bead head designed which can automatic to delivery water, suitable for bird self-feeding supply. Bead Head Design: Our Hamster water bottle featured with a rolling bead head can control overflowed water, antidrip ensure the water clean and convenient to keep the freshwater for Hamster drinking. Reasonable Water Feeding Capacity:The water feeder bottle can store the reasonable feeding water as well as prevent contaminating by dropping, dust and etc, convenient for small pet self feeding. Easy to Install: Our Hamster feeder can be easily use without any installation, simply clasp it to the pet cage, before purchase please make sure the size is suitable for your cage. Selected Material: The hanging Hamster water bottle use plastic material, nontoxic, durable & safety material for Hamsters watering needs Specifications: Material: Plastic Product Size: As pictures shown Style Option: White(80ml)/White(120ml)/Green(80ml)/Green(120ml) Note: Please allow 1~2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 xHamsters Water Bottle