We recommend regularly wiping with a soft, dry cloth to prevent the build up of dust or dirt. We recommend a microfiber cloth in the circular motion for the glass. You may wish to protect the natural wood by rubbing an edible oil such as olive oil or walnut oil into the surface with a cloth. Please note this may darken the tone of the wood. To remove excess wax, use warm water with a mild dish soap, be sure to dry immediately and do not soak. Indoor use only. Please position the candle securely and ensure that the flame is not directed at the glass. This product will get hot in use. Keep out of reach of children. Wait until fully cooled before handling. Never leave a burning candle unattended.suitable for outdoor use: no.