Meal prep your portion control diet in advance! Comfy Package's handy round 1 compartment bento boxes with clear lids are designed for easy meal prep. Made of safe polypropylene they are engineered for heat and cold resistance. Its thick walls keep cold items cold and hot items hot. These versatile lunch containers are microwave, dishwasher, and freezer safe. They are easy to stack in coolers and picnic baskets; Improved airtight lid keeps delicate foods fresh! Great to use for assorted chips or fruits. Think outside the box! Also the perfect container for arts & crafts and fine motor toys. Hassle-free woodworking & home repair - organize little wire nails or screws. Clear lids for easy viewing of contents.