1. Vacuum Insulation Made of 304 Stainless Steel: Keeps cold for 24 hours / warm for 12 hours! Stays cold for up to 24 hours (ambient temperature 5°C), for hot car rides or summer walks. Keeps warm for up to 12 hours (above 60°C), ideal for winter. Enjoy warm water anytime, anywhere. quality 304 stainless steel (rustproof) – odorless, complies with EU food safety standards. 2. Absolutely Safe: 100% BPA and heatresistant! Contains no harmful substances (BPA, lead, phthalates), certified for pet health. temperature resistance (20°C to 100°C), microwave and dishwasher safe (with insulation pad). 3. OneButton Operation: Singlehanded use, refills in seconds without stopping. Remaining water can be recycled with just one button to avoid waste and make the next drink easier for your dog. 4. Easy to Clean: Suitable for daily use and versatile! The smooth inner wall has no dead corners and rinses clean in 1 minute. for cars, bikes, and dog parks – 700ml capacity is ideal for medium to large dogs.