This isn't the same ones I have, but it's an example. https://www.amazon.com/Glass-Meal-Prep-Containers-Borosilicate/dp/B00TQQN30I/ref=mp_s_a_1_11?ie=UTF8&qid=1530654262&sr=8-11&pi=AC_SX236_SY340_QL65&keywords=borosilicate+glass+meal+prep&dpPl=1&dpID=41Er02MOQiL&ref=plSrch