【STRONG STRUCTURE】Remains sturdy and won’t crack after repeated use, our resuable take out containers really great for parties, holidays, family gatherings or leftovers 【MICROWAVE SAFE】YANGRUI hinged clamshell food containers are made of PP food grade material. Just as you need it, they are freezer dishwasher and microwave safe, they will not leak through the bottom 【AMAZING DESIGN】Anti-fog, highly transparent, high-end, disposable lunch box with breathing holes that can breathe.