Zensa Numbing Cream is a GMP-certified, 5% lidocaine cream that numbs within 15-20 minutes before painful cosmetic procedures and lasts up to 2-3 hours of your service. Its water-based, natural pH formula fully absorbs into the skin, making it safe for use on even the most sensitive skin types and areas. Zensa Numbing Cream is ideal for use before lip filler, lip waxing, eyebrow tattooing and more.