BioTrue ONEday 90 pack contact lenses from Bausch + Lomb are are made with HyperGel to insure comfortable and clear vision, all day long. HyperGel is a next generation, bioinspired material. Designed to mimic the lipid layer of tear film, the outer surface of the lens is made to prevent dehydration and maintain consistent Optics Duplicated the same water content as the cornea, 78%, to support incredible comfort. It delivers oxygen levels the open eye needs to maintain healthy, white eyes. This allows oxygen to flow freely through the lens, without the need for silicone. Retain moisture and shape better than the leading daily disposable lens High Definition Optics for crisp, clear vision, even in low light. Exceptional breathability for white, healthy eyes UV Block.