MEAL PREP CONTAINER SET includes 2 pieces (1 container and 1 lid) of clear and extremely durable glass containers; made of highly durable borosilicate glass with transparent polypropylene (PP) lid PREP MEALS AT HOME, THEN EAT ON THE GO – make a lunch box with home-cooked food for the whole family and bring it to work, school or gym. You can cook your food right in the containers then save and reheat the leftovers 1050ML*1 CONTAINER - Perfect for meal prepping and precise portion control. Stay healthy and save time by cooking and freezing your meals for later HEALTHIER ALTERNATIVE TO PLASTIC - Our Containers Are Made From Borosilicate Glass, Which Wakes Them Much Stronger Than Other Cheaper Containers. Borosilicate is The Strongest Glass MICROWAVE, OVEN, DISHWASHER AND FREEZER-SAFE glass (NOT the lids). High Borosilicate Glass, Eco for Life Our borosilicate glass container can withstand a high degree of thermal shock and sudden temperature changes, can handle from -40 ºF to 752 ºF. Food-grade Plastic Lid This entire set is 100% BPA Free. So, there's no need to worry about harmful Bisphenol A (yea, that's BPA) chemicals leaking out of plastic bags or old dingy plastic containers.