Product Description: MATERIAL: The outer layer of the coffee knock box is surrounded by high-quality stainless steel, which is strong and durable. Its inner layer is made of environmentally friendly and non-toxic ABS plastic.The base is removable. KNOCK BAR: The knock bar is made of solid metal wrapped with high-quality rubber. Sturdy and durable, put coffee grounds in the knock box to keep the work area clean. NON-SLIP BOTTOM: The perfect ergonomic design makes it easy to knock. The non-slip rubber pad at the bottom helps reduce noise. USES for COLLECTING COFFEE GROUNDS: Collecting coffee grounds can be used to deodorize, make facial masks, and make fertilizers.The size of coffee grounds container is 16X16X17CM. APPLICATION: Coffee beater box can break your coffee powder. Suitable for families, cafes, western restaurants, bars and other places where coffee is needed. Product name: Coffee Kn…