Osaka, Cold Brew Coffee Maker - 4 Cup (20oz/600ml) Cold-Brew Dripper - Innovative Adjustable Dripper with Glass Carafe And Stainless Steel Filter - Achieve Great Tasting, Smooth, Cold Brewed Coffee ENJOY YOUR VERY OWN COLD BREWED COFFEE AT HOME - Easily brew a delicious, smooth cold brewed coffee, with this slow drip extract process, that guarantees much lower acidity than regular coffee. Be a part of the cold brew coffee culture, all in the comfort of your home with the convenience of full control over the taste. Cold-Brew has almost 60% less acidity than hot brewed coffee. With our unique extraction process, you too can create that deliciously smooth taste in a matter of hours. INNOVATIVE UNIQUE EXTRACTION PROCESS - Reinvents an age old method of slow drip to create the perfect delicious cold brew coffee. Optimized for ultimate control and full flavor. Adjustable dripper lets you control the drip speed thus controlling the strength of the coffee and the speed of the brew. Unlike immersion brewers that require 12-24 hours, this provides a full 4 cups of cold brew coffee in 4-5 hours. Can be used to brew tea as well using the same process. HAND BLOWN BOROSILICATE GLASS CARAFE - The glass carafe is made from hand-blown borosilicate glass which is resistant to thermal shock and does not absorb any odors, chemicals or residue. Ensuring you with a fresh tasting coffee every single time you brew. The stainless steel filter will leave you with a clear ground-free cup of cold-brewed coffee. The PP top chamber will keep your ice water cold for longer. All parts are made with top-quality materials that will last a long time. SMOOTHER COFFEE, MORE FLAVORFUL COFFEE, AND LESS ACID- Don't confuse this with iced coffee. Cold Brew uses cold water to slowly extract the coffee flavors from the beans. Since it does not utilize hot water the coffee does not get the burned acidic taste that other brewing methods create. Large capacity allows you to brew 4 whole (5oz.) cups of cold-brewed coffee. Don't wait around hours for your cold brew, get it all done in under 4 hours. JOIN THE EVER GROWING COFFEE CULTURE AND LEARN FROM THE PROS - Everyone can create a delicious coffee like a professional barista, with our detailed instructions and tips. Enjoy it with peace of mind and rest assured that our renowned customer service team has your back. 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.