Combat persistent blemishes with the COSRX Clear Fit Master Patch; a spot treatment designed to shrink & promote the natural healing process for acne, pimples, whiteheads & blackheads. Breaking down debris & absorbing oil, waste, the patches help to eliminate infection & bacteria. Perfect for daytime & designed to blend unnoticed under makeup, the ultra-thin, discreet patches are crafted from Hydrocolloid, a wound healing material used in medical dressings.