This Lock & Lock 5 Piece Container Set comprises: Rectangular 4L with handle, Rectangular 2.1L, Rectangular 1.2L, Rectangular 550ml, Rectangular 170ml. The Lock and Lock Classic range uses a patented 4 sided locking system and a silicone seal, to create an air and water tight storage container. Available in a variety of shapes and sizes, Lock & Lock containers are ideal for everything from apple slices in your packed lunch to zips in your sewing kit. Suitable for both microwave and freezer use, these containers are a great way to store, transport and heat food. They are also completely dishwasher safe and come with a lifetime guarantee. BPA free therefore completely food safe.