Visicon is a transparent contact lens which is made of HydroxyEthyl Methacrylate and can be used for 6-8 months. At danishopticspk.com, you can find the best price for Visicon contact lenses. Material: 45% HydroxyEthyl Methacrylate Water Content: 55% Base Curve: 8.6 mm Diameter: 14 mm Modality: 6 to 8 Months