- GiGi Anesthetic Numbing Spray is a topical analgesic spray that gently desensitizes the skin prior to waxing with 4% Lidocaine. Lidocaine penetrates the surface of the skin, numbing the area to be waxed within minutes, minimizing the discomfort typically associated with waxing. WARNINGS: For external use only. Avoid contact with eyes. If condition worsens, or if symptoms persist for more than 7 days or clear up and occur again within a few days, discontinue use of this product and consult a physician. Do not use in large quantities, particularly over raw surfaces or blistered areas. Contents under pressure. Do not puncture or incinerate. Do not store at temperature above 120?F. FLAMMABLE. KEEP AWAY FROM HEAT AND FLAME. KEEP OUT OF REACH OF CHILDREN.