PmmaThe original "hard" contact lens, each pair of PMMA RGP contact lenses is made-to-order following the precise specifications of your doctor. It's a great option for people who have had difficulty wearing soft lenses or eyeglasses.Price above includes standard sphere lens only. Additional charges applied for non-sphere lens prescriptions and special coatings.How to Order RGP Lenses:Select the quantity you want to purchase for each eye.Indicate desired tint for the lens in the "Color" drop down box. If only one color is listed, that is the only tint available.Click "Add to Cart" and then go to "Checkout."If your prescription requires a non-sphere lens type (Supercone, Bi-Toric, Toric, Front Toric, Back Toric, Rose K) please indicate which type in the "Special Comments or Instructions" box. Please note that non-sphere lenses are priced at $92 per lens.Indicate if plasma coating is desired. Please note that there is an additional $12 charge.