[Easy To Use] The Eye Roller Applicator Can Evenly Distributes The Eye Serum Around The Eye Area And Provides A Comprehensive Massage Of The Eye Contour. It is recommended to use it twice a day, once in the morning and once in the evening for better results. [Refreshing And Moisturizing] One of the best essential oils for skin use, try frankincense essential oil for skin balancing and clarification. The nutrient rich terpenes in the Boswella Serrata Tree help to cleanse and tighten the pores, providing long-lasting hydration. [Reduces Fine Lines] Castor oil plumps your under-eye area while reducing dark circles, puffiness, fine lines and wrinkles for a refreshed look. [Easy And Precise Application] The built-in stainless steel rollerball allows for precise and controlled dispensing to a specific part of the body, while the premium amber glass bottle provides the best UV protection to help maintain the oils' composition and prevent oxidation. [Travel Friendly] Our castor oil roller ball are also incredible travel accessories - small enough to fit in a bag or purse, or to pass through airport security. A controlled amount of essential oil is released only when the roller ball moves across a solid surface so you don't have to worry about spills during travel.