Sleep is the best recipe for healthy skin, but a great skincare routine is the cherry on top. And our Ultra R4 Collagen Surge Overnight Sleep Mask goes that extra mile. The innovative 2-in-1 serum is jam packed with amazing ingredients that leave you with radiant, glowing and hydrated skin. #drlewinns #skincarethatworks #nightmask #sleepmask #hydratedskin #firmskin #collagenmask #glowingskin #radiantskin