[10 PACK GLASS MEAL PREP CONTAINERS] Our MUMUTOR 10 glass sets (10 lids & 10 containers) include 2 sizes: 5x370ml(13oz), 5x1040ml(36oz). (Please allow 0.1"-0.3" in differs due to manual measurements, your understanding will be much appreciated.)The containers are versatile,perfect for a variety of occasions and events:gym,leftovers, picnic, portion control, work lunches, travel, and more.[OVEN,MICROWAVE(Not the lids),DISHWASHER SAFE /FREEZER SAFE] These containers are oven safe below 752℉, you can use them for freezer storage, microwave(not the lids)and dishwasher. Easy to use and easy to clean. It's safe to wash the lids in the dishwasher, but high temperatures over a long period of time can deform the silicone sealing strip at the edge of the lid. However, please wash the lids by hand.[IMPROVED LOCKING LIDS & LEAK PROOF] Improved locking lid design is easier to open and shut. Better airtight make you without worrying your food spilled, which can prevent the food from odor and maintain the original deliciousness of the food, which will be better to keep fresh than plastic containers. Removable sealing rubber ring is easy for clean, for preventing it from sticking to the containers, please wash the lids and containers before put them away.[BPA FREE MEETING YOUR NEEDS] BPA-Free plastic locking lid is safe as well as leak-proof. High quality borosilicate glass is more durable and easy to clean without absorbing stains or smells. Not only can you take it for storage such as dry food, but also great for holding liquids such as juice, soup, and more, you can use them over and over again. Please handle with care and do not stack containers without separating by plastic layer or something else to avoid friction and breakage.[QUALITY CUSTOMER CARE] If you are not satisfied with your products or receive damaged products, please contact our store. We will do the best service and provide the best solution to refund or resend within 24 hours.