Our water dispenser and food dispenser are made of food-grade plastic material, non-toxic, no strange smell. Durable plastic dispenser for dry food, kibble or water for cats and dogs. Optimal for ensuring 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 separated, 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 do not hesitate to contact us, you will receive a prompt and thoughtful refund.