Blueberry Size Sorting TraysThe Size Sorting Trays for Blueberries are designed to efficiently collect and sort blueberries of different calipers. Made from durable material, this product consists of seven stackable total compartments, six sorting sieves and a bottom catching tray. Quickly sort up to a pound of blueberries in minutes by loading the set, starting with the largest size sieve on top and firmly shake until your fruit is finished sorting. Its that easy!