Black Widow Mixer Straw (Pack of 10 Straws) Beverage Tool :Disposable beverage accessories, innovative drinking straw that advertises on its mixing blades Intelligent straw with problem solving attributes that is disposable and non disposable Smart beverage tool for modern mix drinks such as smoothies, liquor drinks, juices Medical environments solutions for consuming a balance of nutrients/vitamins in hospitals Length is about 10 inches, pack of 10 washable, reusable (up to 7 times) and disposable Black Widow Mixer  Straw