Cutter Citro Guard Candle, Glass Votive, 6-Ounce EFFECTIVE DECK & PATIO AREA REPELLENT: Repels mosquitoes and other flying insects. MADE WITH REAL CITRONELLA OIL: 6-ounce candle burns for up to 12 hours. PERIMETER OF PROTECTION: Use several Cutter CitroGuard Candles to maximize the repellent barrier. GENTLE GLOW: White candle comes in clear, glass, votive-style holder and features a single wick. FOR OUTDOOR USE: Perfect for patio, porch, deck or campsite.