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