Instant Pore Control: For instant pore clarifying and tightening effect, the lightweight serum quickly absorbs into the skin and visibly enhances the overall appearance. The Skin Blurring Effect: Real-life filter effect. Smoothening out rough skin and large pores, the serum simply leaves you with that glow. Key Ingredients: 0.1% of BHA, along with Tannin and Willow Bark Extract works to perfect your pores while cooling it too. Tighten & Cool at Once: Attack multiple skincare dilemmas with this very product. It acts to control pores and cool down skin temperature instantly. COSRX Standards: Clean Beauty - All COSRX products are formulated with skin-friendly ingredients that alleviate irritated skin. Hypoallergenic, Dermatologist tested, Cruelty-FREE, Parabens-FREE, Sulfates-FREE, Phthalates-FREE