Gelmania Candles are made from gel made of 95% mineral oil. The wicks are made of 100% natural fibres. Their fragrances are made specially for gel candles & are -reusable. They are designed with a glass jar inside the main jar & the candle will burn for 40-50+ hours. Once burnt, the outside will remain the same. Simply insert a tea-light and continue to use. The candles are refillable by Gelmania which means you never throw the candle out and it doesn’t go into the land-fill or garbage. Gelmania Candles recycle making It a forever Candle.