Meet the hardworking final step your makeup routine has been waiting for. The Kay Beauty Hydra - Prep Setting Spray is a masterfully engineered, dual-action facial mist designed to act as both a hydrating primer and a bulletproof makeup sealant. Infused with high-performance fixing polymers, it creates an invisible, weightless shield over your face that locks down liquid foundations, concealers, and powders for up to 16 hours.