Prepara's BPA-free Tritan bottle is a smartly designed mixer and shaker for homemade dressings, sauces, marinades, and more. Featuring a built-in agitator, measurement markings, and an airtight stopper, this blender bottle emulsifies your liquid recipe in seconds for quick serving. With a reversible top that doubles as a funnel for easy filling, this durable storage bottle makes it easy to make your own vinaigrette, teriyaki sauce, or tahini at home.