Wow Food Storage System, Interchangeable, 40 Piece Set

20 small containers; 10 medium containers; 8 large containers; 2 bonus extra large containers. Every top - is a bottom! Mix & match sizes! As seen on TV. Always have room for more! 4 sizes. Endless combinations! Microwave safe. Dishwasher safe. Freezer safe. 1. Use any size container as a bottom half. 2. Choose the height you need for the top half. 3. No matter the fill, you always have the perfect top! Each piece is both a top and a bottom, so you always have the height you need! Fresh lock tabs keep flavors and odors out! Made in China.