Double Layer Food Drainer Washing Basket with Collapsible Strainers Colander? Kitchen Multifunctional Square Double Layer Food Box Drain Basket Container ? ? High Quality Material: This kitchen tool is made of high quality food grade polypropylene (PP), which is durable, environmental protective. ? Unique design The round corner of the non slip bottom dont not hurt hands. Its internal drainage basket is ventilated and quick drainage. The Unique double layer design, can be used alone and detachable. ? Fresh keeping and