These durable meal prep containers are built from thick plastic and a solid construction to resist cracking as they travel from kitchen to work or class. They are designed to be reused, cleaned by hand or placed on the top rack of the dishwasher, and they offer dependable performance over repeated use. The lids seal tightly to help prevent leaks and spills, while the stackable design makes it easy to organize several containers in a cabinet or lunch bag. Made from food-safe, BPA-free material, the containers tolerate a wide range of temperatures, suitable for reheating in the microwave and storing in the freezer. They handle temperatures from -4°s Fahrenheit up to 248°s Fahrenheit, which supports both hot and cold meals. With a pre-set volume, you can pack meals, vegetables, and fruit without needing to measure every portion, helping you stay on track with daily planning. This value set includes fifty containers with lids, providing a practical option for daily meal preparation and for sharing meals with family. Whether you are packing lunches for school, heading to work, hitting the gym, or planning a camping trip, these containers offer versatile, quiet, and reliable use. They are designed for everyday practicality. Color: Black.