Description:This product has many advantages such as rust-proof, corrosion resistant, heat resistant and long-term durability.This product comes with high capacity, which can help you hold many coffee grounds and prevent coffee grounds from splashing all around.Knock box is made of stainless steel material.There are 3 different sizes for you to choose from.This product is suitable for home, household, kitchen, dorm, etc.Item Name: Knock BoxMaterial: Stainless SteelSize Details: S: 16cm x 18cm x 9.5cm/6.30" x 7.09" x 3.74''(Approx.) L: 16.5cm x 17.5cm x 14.5cm/6.50" x 6.89" x 5.71''(Approx.) XL: 26.5cm x 16cm x 10cm/10.43" x 6.30" x 3.94''(Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Knock Box