About this item High Quality100% lead-free high borosilicate glass-meet food grade standards. Unlike other "disposable" fragile jars, NUTRIUPS food jars are made with the highest quality glass craftsmen and can withstand instantaneous temperature differences of minus 30 degrees Celsius to 130 degrees Celsius. Multi PurposeYou can put any food you want, delicious macaroni and oatmeal / dried coffee beans / nutritious and crispy nuts / various dried flowers and spices / even juice, white wine! Corks keep them in their best flavor! Highly transparent glass allows you to find them at a glance, why not try it? Professional SealThe spherical lid is made of natural cork, which is safe and environmentally friendly. It blocks air, water and all dust to keep the content fresh and clean. Environmentally friendly corks and our NUTRIUPS glass food storage tanks are beautiful no matter how they are placed. 3-Piece Glass Jars with LidsThree different sized glass storage jars are provided here to meet different storage needs. Specifications: 500ml (9.6*14cm/3.8*5.5Inch) + 800ml 9.6*18cm/3.8*7.1Inch) + 1200ml (9.6*24cm/3.8*9.4Inch). Hassle-Free Purchase Are you still worried about shipping that may damage the product? Due to our 'Customer First' principleif you run into any issue with our products or service for any reason, please feel free to get in touch with us via Amazon. We will solve the problem for you UNTIL YOU ARE SATISFIED.