Dreamfarm Ozest is It is designed to create fluffier zest that's more aromatic and less bitter. It is a concave speed zester that instantly cleans itself with the push of a button. That means no more wasted zest. It features 441 super fine blades that produce one millimetre zest strands. Plus, this dishwasher safe and BPA-free tool comes with a snap on safety cover that doubles as a zest catcher measuring two tablespoons.