This is an unopened box and contains expiration date and other info on bottom of the box. For optimal results, use daily AM or PM. - First time peel users may apply every other day until skin becomes acclimated. - After cleansing, massage Step 1 peel pad into face, neck, and décolleté until pad is dry. - Wait 2 minutes. Repeat with Step 2 peel pad. Do not rinse. - To further enhance results, tollow with a serum and moisturizer.