Refill the bottles with whatever you make at home. Unlimited uses including hydrogen peroxide or isopropyl alcohol, mixing your own cleaning solutions, plant misting for succulents or herbs, home linen spray for ironing, hair moisturizing spray, pet sprays for cats and dogs, natural air freshener for the house, floor or carpet cleaner, vinegar and water mixture for cleaning windows, car detailing, washing vegetables, bathroom deodorizer and homemade skin and beauty recipes.