Product Overview: The Bioderma Sebium Pore Refiner (30ml) reduces the appearance of pores and regulates sebum production, leaving skin smooth and mattified. Key Features: ‣ Pore minimizer: Visibly tightens and reduces enlarged pores. ‣ Mattifying formula: Controls excess oil for a shine-free look. ‣ Lightweight texture: Absorbs quickly without clogging pores.