Reuse or repurpose your candle container with this candle refill kit. W hether made of glass, metal, or wood, the container can be refilled using this kit. Offered in a variety of fragrances, it is easy to order the same fragrance or try something new. includes: Larger candle holders (ex. driftwood candle tray) may need more than 1 candle kit. scents: Trim wick 1/4" before burning. Place candle on fire proof surface, away from drafts, children, pets, or anything flammable. Do not leave candle unattended. Do not burn for more than 3-4 hours, or when 1/2" or less of wax remains in container.