Prep Meals At Home, And Eat On The Go: Stay healthy & save time by prepping, cooking & freezing your meals in these food prep containers glass pack. Make a lunchbox with home-cooked food for the whole family & bring it to work or school. Working long hours during the day? Simply cook your favorite meals on the weekend, freeze them in these containers & save time after your shift. Need to provide meals for the entire family? Just make the treats they love & proportion the meals individually. Durable, Crack Resistant Borosilicate Glass makes these containers stronger, more durable & less susceptible to cracks than regular glass. They can withstand temperatures from -4ºF to 850ºF (-20ºC to 450°C) without breaking. They are stackable to save space, and easy to use & clean. This glass food storage containers meal prep set (except the lids) are safe for use in the freezer, microwave, oven & dishwasher. Healthy, economical, durable & green alternatives to plastic containers. Watert