The COSRX Master Patch Intensive (90 individual patches) are targeted helpers for blemished skin and acute breakouts. The transparent hydrocolloid patches act like a protective shield on your skin: They absorb excess sebum and impurities while simultaneously preventing bacteria or external irritants from worsening the affected area. Product Benefits Hydrocolloid patch containing salicylic acid and tea tree leaf oil A patch containing salicylic acid and tea tree leaf oil that soothes troubled areas, protects from external environments, and maintains a moist environment. Soothing care patches for care trouble area, available in two oval sizes Oval patches available in two sizes, designed for easy application on areas with concentrated troubles Thin-edged allow for seamless coverage Features thin edges for an invisible appearance once applied Convenient to use with a cutting line and easy to re-store in a zipper bag The film has a cutting line, making it easy to detach the patch, and after use, it can be resealed and conveniently stored in a zipper bag Key ingredients Hydrocolloid: Protects and soothes troubled areas while calming the skin to prevent further irritation Salicylic acid: Clears clogged pores filled with excess sebum to ease pore issues Tea tree oil (Melaleuca Alternifolia Leaf Oil): Has antibacterial properties and soothes the skin. The combination of absorbing and clarifying ingredients ensures that blemishes heal faster and your skin remains clear and protected.