Our water dispenser and food dispenser adopt food grade plastic material, non-toxic, no strange smell Durable plastic dispenser for dry food, kibble or water for cats and dogs Optimal to ensure food and water for your pet during short periods of absence Large capacity of 3.8 liters*2, can last about 7 days for small pets, 3 days for large pets The barrel and chassis can be split, you can rinse them directly with water, it is recommended to wash them once a week If there is any problem with your purchase, please feel free to contact us, you will get a prompt and thoughtful refund