The 300 ml, round shape glass bottle of 43 mm Lug Neck has been designed to pack milkshakes and juices, fresh milk, oils and vinegar, beverages, etc. These glass bottles are 100% food grade certified, FSSC 22,000 certified, chemically inert and unreactive, and microwave and dishwasher safe. Being round in shape, they are extremely easy to clean and wash as well as to scoop out product packed inside.