Bisphenol A (BPA) is a chemical used in the manufacturing of polycarbonate plastics. It is also used in epoxy resins that coat the insides of canned goods and water supply pipes. BPA leaches into food and water supplies easily. Polypropylene is one type of plastic that is free of BPA.
Nozzle with stainless steel outlet is rustless and safe. A leak-proof nozzle with a flexible ball makes the nozzle only release water when the pet licks it to keep the surroundings clean and dry without any mess. Easy to clean and refill, just need to screw your bottle to refill it. Easy to install, you can fix it on the cage or wall with a screw-on bracket.