Bi-weekly contact lenses with silicone hydrogel material ; providing comfortable vision throughout the day. Available in two base curves 8.4mm and 8.8mm. Lens diameter in 14.0mm. Power range available from -0.50D to -6.00D (0.25D steps); -6.50D to -12.00D (0.50D steps); +0.50D to +6.00D (0.25D steps); +6.50D to +8.00D (0.50D steps). Plano lens available for therapeutic use.