How Long Do TOTAL30 Contact Lenses Last?
TOTAL30 contact lenses are designed to last 30 days before replacement, following a monthly schedule that requires wearers to remove, clean, disinfect, and store their lenses properly after each day of use. Made from lehfilcon A silicone hydrogel, these lenses feature Water Gradient Technology, which increases water content from 55% at the core to nearly 100% at the outermost surface, helping maintain surface hydration throughout the replacement period. They also incorporate CELLIGENT Technology, a biomimetic surface treatment that helps resist bacterial adhesion and lipid deposits, with laboratory testing supporting its ability to preserve the water-gradient surface for the full 30 days. A clinical study published in Clinical Optometry evaluated TOTAL30 for Astigmatism during 16-hour wearing days over a 30-day period, finding that participants generally maintained favorable comfort ratings, although comfort gradually decreased throughout the day. TOTAL30 lenses are approved for daily wear rather than overnight use, and replacing them on schedule is necessary even when they still feel comfortable, since extending their lifespan can increase the risk of deposits, irritation, and eye infections.
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