For the burning of our activated charcoal discs. These wooden burners have a removable metal plate on which to rest your disc and a metal casing to house fallen ashes. This makes more a much more efficient burn and allows oxygen to reach more surface area of the charcoal. 3.5" Diameter x 1.5" Height Never leave burning things unattended. Keep away from pets and children. Use caution when handling, as product may be hot during and after use.