Made from High-Quality BPA-Free Plastic Each and every one of the containers is made from food-grade BPA-free plastic that is sure to keep the contents of the containers fresh and also preserve its taste. Airtight and Strong Design With easy to open and close 4 snap airtight locks, our containers preserve the freshness of food especially when one opens up the container at a later time to have food. The airtight locks prevent the dampness from seeping in while keeping the eatables fresh and healthy. Our leak-proof design of the containers provides a spill-free food storage experience to our users while making it a perfect choice to carry any kind of eatables. Ranging from dry food to carrying soups and sauces, you can be sure to take them with you on the go with no worries. Stackable Design If you lack storage space in your refrigerator, kitchen, cabinets, look no further .Our containers are designed to be highly stackable that allows you to stockpile containers neatly one over the other while ensuring a space-efficient environment in your kitchen or refrigerator. We have introduced containers in multiple sizes to assist you in organizing the eatables resourcefully thereby making it a perfect choice for storing food proficiently. Easy and Simple to Care For The containers (not the lids) are freezer, microwave, and top-rack dishwasher friendly meaning you do not have to worry about pouring the food onto a plate before putting it into the microwave etc., simply just remove the lid and put the container inside the microwave. This way you can save a lot of time as well. Care Instructions · Wash the containers with tap water and dry it off completely before the first use. · Do not use the product on a stovetop, grill, or boiler directly. · Do not heat an empty container in the oven or microwave. · Avoid abrasive cleaners or scrub pads. · Dry off the containers before storing food in them.