Desirable 700ml borosilicate glass drink bottle which has a soft, insulating neoprene sleeve that keeps drinks cool for longer. Elixir has a secure screw-on lid with a carry handle and a flip-out drinking valve with a straw. Borosilicate is a lightweight glass that is exceptionally strong and shatter-resistant. Glass is a BPA-free natural choice for a clean, pure taste and it offers a safe and eco-friendly alternative. Elixir is not intended to be used with carbonated or hot liquids. This product is not dishwasher safe and handwashing is recommended.