NEW UNIQUE FILTER DESIGN – the double filter is laser-cut with an additional mesh inside. Unlike paper filters which are a waste of money and rob you of coffee’s natural essential oils . this will provide a clear rich tasting balanced Coffee. The curved flow channels will help you get optimal extraction. BOROSILICATE GLASS CARAFE – the carafe is made from borosilicate glass . which is resistant to thermal shock . it also does not absorb any odors . chemicals or residue. Giving you a fresh tasting Coffee every time. CORK LID – the lid completely closes up the mouth of the carafe and helps keep the heat in. Made from high quality cork material it will prevent accidental spills. COLORFUL HEAT-RESISTANT COLLAR – the collar lets you hold the carafe and pour even while your Coffee is still piping hot. QUALITY GUARANTEED – create a delicious Coffee like a Pro . with our detailed Instructions and tips. For any defects in the materials or craftsmanship of any Osaka product . please contact our customer service team and we will be glad to assist you.