High Quality Material: This pet water dispenser is made of food grade plastic, made safe, non-toxic and eco-friendly. Large Capacity: 500ml capacity can last about days for little ones pets, so you can rest assured to go on vacation, work, party, don't worry if the pets are thirsty. Duspension Design: This water dispenser adopts rotary screw design, which can adjust the sealing and clinging to different pet cages, no falling problem. wash once a week. 100% Satisfaction Guarantee: We are committed to providing the best customer service. If you are not satisfied with this water dispenser, we will offer you a full refund or free replacement, no questions asked! Product Benefits: When the water in the tank reaches a certain height, the spring loaded device located at the middle of the barrel mouth automatically closes and the water stops flowing. when the water is below a certain height, the spring device will automatically open and continue to flow.Specification:Material:PPCapacity:500mlWeight:200gSize:15*8.3*20.5cm< /p>