ALSO CALLED " SMOKER CANDLES ". THESE ARE GREAT AT ELIMINATING STRONG CIGARETTE, CIGAR, AND PIPE TOBACCO ODORS. BUT THEY ALSO WORK WELL FOR ANY ODORS -- LIKE PET ODORS. WICK WIRE CORES ARE ZINC -- SAFE FOR PEOPLE AND THE ENVIRONMENT. NT WT 13OZ. FEATURES: 70 HOURS OF BURN TIME. ENZYME BASED FORMULA. VERY EFFECTIVE AT REMOVING STRONG ODORS. WORKS AGAINST PET ODORS, CIGAR ODORS. ZINC WICK WIRE CORES ARE SAFE FOR THE ENVIRONMENT