- Be transported to your own Hawaiian Island with this alluring, Lanai Diffuser Oil Refill. This sunny blend of Fresh Pineapple, Ginger, and Mandarin, gets its inspiration from the Island of Lanai. Encased in a frosted glass bottle, this diffuser will add an air of sophistication wherever it is placed. Insert the wicker reeds into the open bottle and the sticks will permeate the scent throughout the room. Useful Life: Several Months