Klean Kanteen Stainless Steel 18 oz. With Sport Cap Bottle BPA Free Great for your little one's lunchbox at school or at the playground BPA-free & eco-friendly with reformulated spout is now 6x stronger Made of 18/8, food-grade stainless steel, no liner needed Doesn't retain or impart flavors Dishwasher safe (colored bottles should be hand-washed)