Numbuzin No.3 Blue Bio-Retinol Pore Refining Serum 30ml is an advanced Korean serum designed to minimize pores, smooth skin texture, and improve elasticity using gentle bio-retinol technology. It refines rough skin while reducing signs of aging without irritation. Ideal for Bangladesh’s humid climate and daily skincare routines. Buy online from koreanshopbd.com, COD available! Achieve smoother, tighter, and clearer skin with a non-irritating retinol alternative.