I didn't need a refill of these serums so selling them so they don't expire. Never opened or used. DIME description: Hydrate and glow with our easy-to-use, best-selling Serum Set! Serums perfect for both morning and night! Glow with our powerful Vitamin C serum, Hyper Glow®, and hydrate with the holy grail of skincare Hyaluronic Acid. Save 5% when you purchase these serums in a set! Clean and cruelty free.