LTWHOME Activated Carbon Foam Filter Pads Fit for Eheim 2628260 Professional Pro 2 2226/2328/2026/2126 Packing include: 3 pcs. Approx size:19 x 19 x 0.9 cm. Custom designed and manufactured for Eheim 2628260 Professional Pro 2 2226/2326/ 2228/2328/2026/2126/2028/2128 filtration systems. Provides efficient water flow with less clogging for long lasting filtration. Enhances biological filtration.