Vargo Titanium Water Bottle with Ti Lid | 100% Titanium Construction | 650 ml Capacity | Weighs 3.9 ounces Gently used but in excellent condition!! Incredibly light, strong, and biocompatible, our Titanium Water Bottle with Ti Lid is made of 100% pure titanium for 100% drinking safety. Lightweight and slim profile makes it easy to carry anywhere. See why this is a customer favorite. Full titanium construction in both bottle and lid for strength at minimal weight Completely biocompatible with no leaching or corroding to worry about Minimal threading for quick opening Titanium lid with a sturdy, foldaway carry loop Silicon O-ring to securely seal in liquids