Make your favorite dressing recipes fresh! Just fill, shake and dress your next healthy meal or snack. Prepara's new dressing shaker is great for all kinds of dressings, sauces and marinades. Great for all kinds of dressings, sauces, and marinades. Features a Wide mouth opening for adding your ingredients and Side measurements for building unique recipes. Non-drip pour spout with silicone stopper and Emulsion blade helps to separate and mix ingredients as you shake. Uses 2X AAA batteries.