We think this is pretty cool. All the beautiful benefits of a super-hydrating serum in a unique, easy-to-apply stick form. Use our Cooling Serum Stick before your moisturizer and makeup routine. It glides on easily, instantly giving your skin potent hydration, leaving it cool, refreshed and radiant. Our formula is super-concentrated with moisture-trapping ingredients. Vitamin B3 helps your skin retain moisture, while Cactus Water contains electrolytes and antioxidants that gently cool and soothe your skin. And with its glide-on-the-go form, you can take this Serum Stick with you anywhere, so you can get that glow wherever you go.