The Soi Company is a Northern California based company that offers an array of luxury home fragrance items.SOi Candles are all hand-poured in the USA using all natural, food-grade Kosher soy oil. It burns cleaner and up to 40% longer than paraffin based, wax or soy-blend candles.The candles are made with 100% cotton lead-free wicks. They are soot-free and do not emit harmful toxins into your home or the environment.