Brand New in Box What It Is: An unprecedented concentration of botanicals in a remarkable nighttime booster serum. Uniquely concentrated for visible impact, this month-long nighttime regimen incorporates the effective powers of 24k gold and a collection of supportive actives for the ultimate restorative treatment. When used nightly, this supercharged serum formula gives the skin targeted effects: fine lines, fatigue, suppleness and firmness are all improved, leaving the skin with renewed smoothness and radiance. Set contains 4 6ml dropper bottles. Suggested usage is one bottle per week for four weeks.