Stop spending top dollar for delicious and refreshing cold brew coffee. The Asobu Portable Cold Brew Coffee Maker lets you take 40 oz. of coffee in a portable and vacuum insulated container. Enjoy 80% less acidic, deeper and smoother, naturally sweet cold brew in the only brewer that doesn’t need refrigeration. The BPA free, non-breakable triton brewing carafe and easy-to-clean rust-free superfine double wall stainless steel mesh make it high quality, durable, and convenient.