Use with extreme care. Before use, sterilize tool with alcohol or antibacterial soap and hot water. Take a hot, steamy shower or use a hot washcloth to open pores.Use only on pre-cleansed skin. For whiteheads, wait until the blemish has broken open then gently glide the long, flat loop over it to release debris from the pore. Use the opposite side's smaller, angled wire to gently press out blackheads without damaging skin. Sterilize tool after use with alcohol or antibacterial soap and hot water.