Hyper fragile boxes, break at the slightest touch, moon of them have more sest broken in my hands while I was only lessuyer with cloth, with a bonus beautiful gash on my finger Before, for me, Pyrex was synonymous with robustness, but it cétait before Bought 8 boxes, 5 already broken, and I said that I am not a brute. In addition, the covers are absolutely not airtight, this is just to say that he has a yen. Word to the wise, hello!