Firming tonic essence of 130 ml formulated with natural extracts of witch hazel and fermented herbs, the ISOI Pore Tightening Tonic Essence visibly tightens pores, balances sebum production, and soothes the skin. Its light texture absorbs quickly without leaving a greasy film, leaving the skin smooth, refreshed, and hydrated. Perfect for sensitive skin thanks to its formulation without harsh chemicals.