PureVision 2 Multifocal Monthly Disposable Contact Lenses/6 Lenses by Bausch & LombAvailable Powers : + 6. 00 to 6. 00 (in 0. 25 steps), 6. 00 to 10. 00 (in 0. 50 steps) ADD: Low Add + 0. 75D to +1. 50D spectacle add High Add + 1. 75D to +2. 50D spectacle add Material : Silicone Hydrogel material: Allows a high amount of oxygen to reach your eyes. Hence, provides superior eye health3 Design : 3 zone progressive design for all distance vision5,6 Lens with Bausch and Lomb proprietary design that is precisely tuned to deliver natural