San Miguel basic candle -The Trinidad Ritual-Premium candles have a protective plastic cover, These are designed to be burned inside the cover, yes, to burn inside the cover, fully complying with the European CE regulations for their use. By not using glass, we avoid, depending on the use you use this product, the danger it poses to you and your loved ones in the event of breakage. -It is recommended that in use it be placed on top of a fireproof surface and extreme vigilance of it, as with any type of flame. -Trinidad Ritual-Premium candles and candles are made with 80-20% paraffin and wax