INSULATED WATER BOTTLE: BJPKPK half gallon water bottle use double-walled vacuum insulation technology to keep your beverage cold for up to 24 hours, or hot for up to 12 hours, make sure you enjoy your favorite beverages at the most suitable temperature all day 18/8 PREMIUM STAINLESS STEEL: Made of food-grade 18/8 stainless steel, coated with environmental anti-slip powder at the surface, fully resistant to oxidation, BPA free, rust and flavor transfer, a perfect water jug for your daily water drinking FOR ALL OCCASIONS: This 64 oz large water bottle is designed to accompany you throughout your day. Whether you're at home, in the office, or camping or hiking, it's the ideal choice for quenching your thirst. The large capacity allows you to enjoy sufficient cold water, stay refreshed in our daily routines and adventures LEAK PROOF & PORTABLE: With a leak-proof silicone loop inside the spout lid, it prevents splashing and dripping. Comes with a rubber pad to prevent wear on the bottom. Has a foldable carrying handle to enable you take it to anywhere DISHWASHER SAFE: This metal water bottle is easy to keep clean by hand, and it is dishwasher safe. Please wash it thoroughly with a mild dish soap and warm water before your first use