the set of oil in the box are spot on  the smell are great  the oil will float   this way giving maximum amount of mist or vapour to air right around any room   you may wish to use them in , as they say 100% Pure & Therapeutic Essential Oils: No added additives, fillers, bases or carriers, just pure Essential Oil. No chemicals, no adulterated and no harm to your body, suitable for vegetarians and vegans this is so spot on all you get is a pure smell , there is so many different way to use the oils  but what you will get is pure great smelling oils  good to use as   Aromatherapy & Relaxation Oils Usage: Create your own natural products with essential oils, including soaps, lip balms and moisturises & body lotions. Use each oil for aromatherapy, massage, perfume, relaxation or cleansing.