Made of premium stainless steel and wood. This bottomless coffee filter has ultra-fine holes in its single layer which is key to extracting coffee fat and making the coffee more aromatic. Bottomless design, easy for observing flow column, flow rate, colour, and more, can better judge the uniformity of extraction. Material: 304 Stainless Steel + Wood Product Size: 23cm x 5.8cm x 3cm Package Size: 29cm x 7cm x 18cm Weight: 0.8kg Note: This product only includes a bottomless portafilter set and no other products. Due to differences in lighting and screen settings, the colour of the item may differ slightly from, the picture. Pleases allow for slight size differences due to manual measurements. What's in the box? 1 x 58mm Single Serving Filter Basket 1 x 58mm Double Serving Filter Basket 1 x 58mm Blank Disc 1 x Bottomless Handle 1 x Key Decorative clasp