Daily-wear soft lenses Made of soft, flexible plastics that allow oxygen to pass through to the eyes. very short adaptation period more comfortable and more difficult to dislodge than RGP lenses available in tints and bifocals too great for active lifestyles while careful cleaning is required, lens care products are unsurpassed in simplicity and efficiency Daily-wear disposable soft lenses Single-use, daily wear lens that are designed to be worn for a single day, discarded at night, and replaced with a brand new pair. typically no lens care is required assures fresh and clean lenses when replaced great for active lifestyles Extended-wear soft lenses Available for overnight wear. Made of soft, flexible plastics that allow oxygen to pass through to the eyes. can usually be prescribed for up to seven to 30 days of wear without removal Extended-wear disposable soft lenses Soft lenses worn continuously from one to 30 nights, and then discarded. require little or no cleaning available in tints and bifocals too spare lenses conveniently on hand Frequent & planned replacement soft lenses Soft daily or extended wear lenses that are replaced on a planned schedule, most often every two weeks, monthly or quarterly. assures fresh and clean lenses when replaced available in most prescriptions spare lenses conveniently on hand Rigid Gas Permeable (RGP) Made of slightly flexible plastics that allow oxygen to pass through to the eyes vision may be sharper than with soft contact lenses easy to put on and to care for corrects astigmatism custom designs available durable with a relatively long life (1-2) years available in tints (for handling purposes) and bifocals daily-wear and extended-wear designs available planned replacement schedule also available