K-Beauty brand Secret Key searches for the secret of beauty in natural ingredients. All products contain natural ingredient. They focus on different skin needs and develop products for them. Secret Key is very well known for their toners: Milk Brightening Toner, Rose Floral Softening Toner, Aloe Soothing Moist Toner, Tea Tree Pore Clear Toner and Witch Hazel Pore Clear Toner. The Secret Key Toners contain at least 10 natural ingredients that help clarify, soft, soothe, refresh and cleanse your skin.