USHA SHRIRAM Copper(950ml) & Insulated Stainless Steel Water Bottle(500ml) | Food Grade | Water Bottle for Home, Office & Kids | Hot for 18Hours, Cold for 24Hours | Rust-Free, Leak-Proof | Pack of 2 REAP THE BENEFITS OF STEEL: The Usha Shriram Stainless Steel Water Bottle for kids, home & office is made of 8/18 304 Food Grade Steel which is BPA-free and helps keep you and your family hydrated without worrying about any bacterial development or toxins leaking into your water PURITY ENSURED : The Usha Shriram Copper Water Bottles for home are non toxic, eco friendly, and BPA free. Water stored in copper vessels also has anti-inflammatory and antimicrobial properties that protects your family against bacterial infections. LEAK-PROOF & EASY TO USE: The water bottles have an ergonomic design, are lightweight, and are leak-proof. It makes them the perfect hydration companion at home or on the go COLD & HOT WATER BOTTLE: Usha Shriram's insulated water bottle comes with a double wall that keeps your water cold for up to 24 hours and hot for up to 18 hours. It can also be used as a flask for coffee, tea, or other beverages ECO-FRIENDLY & DURABLE: Usha Shriram's 8/18 304 Food Grade Insulated Stainless Steel Bottle is rust-free and super durable. Our insulated stainless steel water bottle is the ultimate sustainable choice for your family and can be reused every day without creating any waste. ERGONOMICALLY DESIGNED: The Usha Shriram pure copper water bottle is thoughtfully designed that allows you to carry or store it comfortably throughout the day. EASY TO CLEAN: Unlike the plastic bottles which can develop a yellow tint with long-term usage, The USHA SHRIRAM stainless steel bottles are super easy to clean with hot water and regular dish soap.