E-liquid is the mixture used in vapor products such as e-cigarettes and generally consists of propylene glycol, glycerin, water, nicotine, and flavorings. While the ingredients vary the liquid typically contains 95% propylene glycol and glycerin. There are many e-liquids manufacturers worldwide, and upwards of 8,000 flavors. It brings quality where you can get a positive experience. Moreover, it is provided with decent amount of price.