This Product Is Made Of High Quality Copper Material. This Jointless Leak Proof Bottle Will Serve The Purpose Of Enjoying Your Sip Of Water With Complete Health Benefits All The Time. It Can Be Used In Your Everyday Life Such As Travelling, Office, Home And During Fitness Trainings. The Product Is Fully Made In India By The Traditional Copper Product Manufacturers. Benefits Of Drinking Water In Copper: Helps The Digestive System Perform Better Aids In Weight Loss Helps Heal Wounds Faster Slows Down Ageing Helps Maintain Cardiovascular Health And Beats Hypertension Mitigates The Risk Of Cancer Eliminates &Amp; Kills Bacteria Stimulates Your Brain Regulates The Working Of The Thyroid Gland Beats Arthritis And Inflamed Joints Skin Health And Melanin Production Beats Anaemia Maintenance Tips: Apply Lemon Juice On The Bottle And Wash It With Cold Water To Get Back The Shine When The Color Turns Dark. Pure Copper Will Turn Dark When Exposed To Sunlight.