Protect your cigar investment. Regulate humidity with extreme precisionThree [3] brand new bottles of XiKAR"s PG propylene glycol humidor solution. XIKAR PG solution (propylene glycol) is manufactured to our exact specifications. Using XIKAR PG solution, and XIKAR"s two-way humidification system will keep your humidor at 70% Relative Humidity ensuring a "humidor fresh" smoke every time. XiKAR"s unique blending and use of only superior materials make this a must have to protect your precious puros. XIKAR solution is pre-mixed and ready for use. Use XIKAR solution every time your humidifier needs fluid. You may fill your humidifier directly from this bottle. It"s just that simple!