Clera Anti-Fog Spray — 30 ml | Microfibre Cloth Included Keep your glasses clear through coffee, cooking, masks and cold doorways. Clera lays down a microscopic surfactant film that flattens condensation into an invisible sheet — so your lenses stay clear instead of fogging into hundreds of tiny light-scattering droplets. What's in the box 30 ml Clera anti-fog spray bottle Microfibre application cloth Features Up to 5–7 days of clarity per application 120+ applications per bottle (a full year of weekly use) Safe for anti-reflective, blue-light and high-index prescription lenses Works on prescription glasses, ski goggles, motorcycle visors, safety eyewear, mirrors and camera lenses Less than half the alcohol of automotive anti-fog formulas Light, neutral scent How to use Two sprays per lens. Buff gently with the microfibre cloth until clear. Done in about 4 seconds. 90-day money-back guarantee — if Clera doesn't keep your lenses clear, contact us for a full refund. No questions.