Product Name: Salicylic Acid Pore Refining Cream Specification: 20ml Suitable for skin type: A variety of skin types Efficacy: Salicylic acid can improve the old accumulation of stratum corneum in the pores, improve pore clogging, block the formation of acne and shrink enlarged pores Mild improvement without fear of pain The large molecule chitosan drags the small molecule salicylic acid to prevent the salicylic acid from entering the dermis and subcutaneous tissues, reducing irritation and allowing it to fully function in the stratum corneum