21 PACK - Meal Prep Container 1 Compartment 28 OZ Black With Clear Lid Durable Stackable Microwavable BPA Free 10 Bonus Cutlery Set! Certified BPA (Chemical Bisphenol A) FREE- These Meal Prep Containers are Certified BPA free allowing for use in food preparation. They are made using Only FDA Approved Materials. Our Food Storage Containers are made of DURABLE POLYPROPYLENE. They are strong enough to support heavy food items. Leak proof and Spill RESISTANT! FREEZER, MICROWAVABLE & DISHWASHER SAFE- We understand the importance of meal prepping therefore our reusable lunch containers can easily be stored in the freezer then popped into the microwave. They Can be place in the freezer to keep food fresh and also allow customers to reheat food in the same vessel it was stored. They are also Dishwasher Safe. STACKABLE, Easily stored in your refrigerator and kitchen cupboards. Included are 21 (28 oz) BPA free food storage containers measuring 8 3/4" x 6 1/4" x 1 3/4 USES: Enjoy a health salad on the go or pack healthy meal for the family to save money and time! Our Bento lunch boxes are convenient, safe and durable, Ideal For Portion Control & Weight loss meal prepping.