OPI Pro Spa Nail and Cuticle Oil, .25 oz OPI Pro Spa Nail & Cuticle Oil have ultra-nourishing formulas that help protect, replenish and strengthen your nails. Cuticles are softer with daily use. The rich yet lightweight grape seed, sesame, kukui, sunflower & cupuaçu oils provide ultimate moisture and the fast-absorbing formula conditions your cuticles. How to Use Simply use one drop of oil on each cuticle and gently massaging it into the skin. Thanks to the light formula, it can be used daily, and many users appreciate how easy it is to incorporate this into their daily routine.