Silicone Hydrogel (SiH) contact lenses
What are Silicone Hydrogel (SiH) contact lenses?
SiH contact lenses are named for the materials used to make these lenses. SiH materials are the latest in a line of developments aimed at increasing the health, comfort and wearing times for contact lens wearers.
The benefits of SiH Contact Lenses
The primary benefit of SiH contact lenses is that they allow more oxygen through to the eye. This opens up many possibilities, including
Health
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SiH contact lenses by Boots Opticians ensure your eyes get plenty of oxygen,1 allowing you to wear your lenses for as long as your day demands
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1-day contact lenses are the healthiest way to wear contact lenses2
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Added UV blocker* for added wearer reassurance
Comfort
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Incredibly soft, with built-in moisture throughout that’s designed for all-day comfort
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Longer wear times to match your busy days
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Soft yet easy to handle for a seamless wearer experience
Cost
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Boots has a complete range of SiH options to match your lens performance and your budget needs
Contact lens myth buster
Our handy cheat sheet to help bust some common contact lens myths
Terms and conditions
*Warning: UV-absorbing contact lenses are not substitutes for protective UV-absorbing eyewear, such as UV-absorbing goggles or sunglasses, because they do not completely cover the eye and surrounding area. Patients should continue to use UV-absorbing eyewear as directed.
1. Boots Vision silicone hydrogel contact lenses ensure corneal oxygen consumption and transmits more than the recommended amount of oxygen across the whole lens surface, which helps maintain ocular health. Brennan, N.A. Beyond Flux: Total Corneal Oxygen Consumption as an Index of Corneal Oxygenation During Contact Lens Wear. Optom Vis Sci 2005.
2. Chalmers RL, et al. Multicenter case-control study of the role of lens materials and care products on the development of corneal infiltrates. Optom Vis Sci. (2012);89:316–325.
3. Chalmers RL, Hickson-Cur-ran SB, Keay L, Gleason WJ, AlbrightR. Rates of Adverse Events With Hydrogel and Silicone Hydrogel Daily Disposable Lenses in a Large Postmarket Surveillance Registry: The TEMPO Registry. Invest Ophthalmol Vis Sci. 2015;56:654–663.
