Are your skin feels tight, overheated, dull, or makeup doesn’t sit smoothly?Your glow isn’t missing — It’s lacking hydration balance. Introducing the new hero SKU from YOOKIYA: a next-generation hydration serum designed to instantly cool overheated skin, deeply replenish moisture, and create the smooth, reflective finish known as real glass skin. YOOKIYA Chill Hydraboost Glass Serum is a lightweight, fast-absorbing hydration serum designed to instantly cool stressed skin