Made of 18/8 food grade stainless steel, no liner needed
No BPA, phthalates, lead or other toxins
Doesn't retain or impart flavors for a clean, fresh drink every time
Rounded corners are easy to clean with no hard angles where dirt, germs or other bacteria can stick
Sport Cap 3.0 made from BPA-free polypropylene ensures a smooth even flow of with no "chirping"
Klean Kanteen Stainless Steel Bottle with 3.0 Sport Cap - KS2LSELQB