Effortless Meal Prep - Set of 50 meal prep containers with lids holding a 28 oz capacity. Perfect for use as bento box, to go food containers, or lunch containers for adults. Keep Food Fresh - Freshware food containers with lids are crafted from food-grade BPA-Free PP material, offering durability, crack and leak resistance. The airtight lids provide a secure seal to prevent spills and messes. Heat Safe Lunch Box - These plastic food storage containers with lids are microwave-safe, so you can easily heat your meals from the fridge. Enjoy healthy, home-cooked meals even on busy days! Convenient Freezer Storage Containers - Freshware to go meal containers are freezer-safe, ideal for batch cooking and keeping meals ready for future use.