Leak-proof Use this leak-proof lid on Mira cola-shaped bottles. Pack your bottle in you bag or backpack without worrying about leaks or spills. Premium Quality Made of high grade 18/8 stainless steel that will not rust, break, or transfer flavors. With your health in mind, this cap is BPA-free and non-toxic. Easy to Use This lid easily twists on and off bottles. Comfortably carry your cola-shaped bottle with this lid. Lid is dishwasher safe. About Mira Mira is all about adventure, style, and sustainability. We've created BPA free, reusable, and vacuum insulated stainless steel product lines that offer a greener alternative to plastic products. Giving Back At Mira Brands, we believe in giving back to our community. We support the Community Water Center that provides access to clean, safe and affordable drinking water to all.