Whether you are pouring olive oil into a pan, or finely drizzling oil and vinegar on bruschetta, the Prepara adjustable oil pourers will help you use the proper amount for the job. Simply twist the spout to select the desired pour speed that specifically suits your task. A patented dripless pour spout stops drips of oil from spoiling your counter top or tablecloth. Twist past "slow flow" To seal the stopper.