Klean Kanteen Stainless Swing Lok Cap;

The Klean Kanteen SwingLokâ„¢ Cap has an air-tight seal and silicone splash guard insert to keep the fizz in carbonated beverages. This beautifully designed cap lends a vintage flair to any Classic Klean Kanteen bottle and turns it into an instant growler. It's made of BPA-Free polypropylene and contains no phthalates, lead or other toxins. It's easy to take the cap off and put it back on without compromising its strength or shape and it's dishwasher safe.Easy to remove and clean.Dishwasher safe.Material: Durable, all-stainless steel.