Cutter Citro Guard Candle, Triple Wick, 20-Ounce EFFECTIVE DECK & PATIO AREA REPELLENT: Repels mosquitoes and other flying insects. MADE WITH REAL CITRONELLA OIL: Triple-wick, 20-ounce candle burns for up to 40 hours. PERIMETER OF PROTECTION: Use several Cutter Citro Guard Candles to maximize the repellent barrier. GENTLE GLOW: Wide, stable base prevents tipping. FOR OUTDOOR USE: Perfect for patio, porch, deck or campsite. Repels mosquitoes and other fling insects Made with real citronella oil Each candle burns for up to 40 hours