Beowanzk adheres to the principle of "customer first", wholeheartedly provides customers with high-quality products, and has been committed to meeting your all-round life needs. Recommended reason to buy Safety Material Double Filter Better Sealing Easy to Clean Cold Brew Coffee Maker Product Name: Cold Brew Coffee Maker Material: Glass Capacity: 960ml Safety Material Unlike general glass and plastic products, Beowanzk cold brew coffee machines are made of lead-free high borate glass, free of toxic chemicals, more safe and can help you make clean, delicious cold brew espresso. Double Filter The ice coffee machine adopts food grade 304 stainless steel double filter, which can effectively filter 99.