The cornerstone of any cleaning ritual is ISO Pure. Composed of 99% Isopropyl Alcohol, this solvent is the most effective tool at eroding the toughest buildup and residue. ISO Pure evaporates quickly, leaving nearly zero oil traces.The solvent strength and crystal clear results set this product apart from other alcohol-based products commonly found in local stores. ISO Pure can be used on most glass, metal and silicone surfaces. A clean device is essential to having the most elevated smoking experience. 16 oz *Please note: 99% pure isopropyl alcohol can only ship via ground, express shipping options are not available for this product!