simplicity of cold brewing with the Hario Ice Coffee Bottle, the easiest method for crafting a full-bodied, refreshing drink. Just pour temperate water over ground coffee and wait between 8 and 24 hours for a round, gourmet cup with no acidity. Designed to resemble a wine bottle, its shape allows for easy storage in a cool place for up to 5 days. Featuring a convenient filter-in-bottle design and a removable rubber lid, it's made of heatproof glass for durability. Enjoy the perfect cold brew anytime with the Hario Ice Coffee Bottle!