Sleep Glycolic is an at-home AHA (alpha hydroxy acid) peel which can deliver fast results while you sleep, with zero downtime. KEY BENEFITS This bi-weekly treatment can transform dull, uneven textured skins who want visibly brighter, smoother skin - fast. RESULTS Harnessing a true free glycolic acid value of 10% for enhanced penetration results, Sleep Glycolic effortlessly leaves the complexion visibly brighter, smoother and de-congested.