Apply the acetone to your nails. Saturate one cotton ball per nail in the acetone, then place the cotton balls on the tips of your fingers. Wrap them tightly against the acrylic nails using strips of aluminum foil. Let your nails soak in the acetone for 30 minutes. DANGER: Highly flammable liqiud & vapour. May cause serious eye irratation, dizziness and drowsiness. Keep away from heat, sparks, open flames. RINSE WITH WATER IN CASE OF SKIN CONTACT & SEEK MEDICAL ATTENTION.