(2) 4-Cup Salad Containers with Divided Trays (2) 2 Tbsp Dressing Containers (3) 1-Cup Containers Polypropylene construction with silicone leak-proof seals Modular stacking lets the containers sturdily rest atop each other Removable snap-hinge lids ensure a secure seal and easy removal Perfect for packing meals to take to work, school, on road trips, and more Dishwasher-safe Microwave-safe Freezer-safe BPA-free