Description This filter has the same double-layer filter structure as the professional Italian coffee machine, which makes the same filtering effect. The inner layer of the filter paper is made of ultra-fine metal wire, woven with high density, insulate the outer layer of ground coffee. Thickened stainless steel sheet is perforated for an extra layer of protection. Features -Color: Black-Material: ABS Resin+Stainless Steel-Size: 11.80X7.50X7.30cm/4.64X2.95X2.87in-A portable coffee filter that you can carry around with you.-Suitable for most cups, as long as the inner diameter of the cup is between 76mm-110mm.-The inner layer is made of ultra-fine metal wire, woven with high density, insulate the outer layer of ground coffee.-Thickened stainless steel sheet is perforated for an extra layer of protection.-ABS resin is of good oil resistance, smooth surface, will be cleaned up after being rinsed.Packing list: 1 x Coffee Filter