Cutter 96458 Citronella Candle, Pack of 1, Slate EFFECTIVE DECK & PATIO AREA REPELLENT: Repels mosquitoes and other flying insects. MADE WITH REAL CITRONELLA OIL: 17-ounce candle burns for up to 30 hours. PERIMETER OF PROTECTION: Use several Cutter CitroGuard Candles to maximize the repellent barrier. GENTLE GLOW: Bucket candle available in slate, silver and tan colors to blend in with any outdoor dcor. FOR OUTDOOR USE: Perfect for patio, porch, deck or campsite.