Pet Care, Toys, Supplies and Products for Animals Design Pets for Pets Water and Food Dispenser by Hakan Gürsu True to its name, Pets For Pets is a pet feeder specialized for cats, dogs and birds, composed of waste PET bottles integrated to the main plastic structure. Serving as a sustainable simple food reservoir and a water tank depending on simply Torricelli's law, waste bottles of 5 Lt and a 1,5 Lt are positioned upside down to complete the product.