I just bought new ski goggles two weeks ago and they keep fogging up like crazy when I'm going down the slopes. I've tried wiping them with a cloth, using hot air, but nothing works. Is there any product or technique that actually works?
I've had that problem for years, and the first thing I found out is that almost no anti-fog product works if you don't tackle the root of the problem. Anti-fog sprays help a bit, but they're just a band-aid; the important thing is understanding that fogging comes from condensation that forms when the warm air from your face hits the cold lens. If the goggles have a factory anti-fog coating and they're still fogging up completely, that coating probably deteriorated or never worked properly.
What's really going to change the game for you is a combination: first, make sure ventilation is completely open (the others mention it for a reason, but you'd be surprised how many people don't even try it). Second, look for goggles with active ventilation or at least with well-designed air intake and exhaust holes. And here's what nobody talks about: before you put the goggles on, leave them outside in the cold for a few minutes so the inner lens cools down. When you put them on later, the temperature contrast is smaller and condensation takes longer to show up.
If none of that works, think about replacing them. Sometimes you just buy goggles with poor ventilation and no anti-fog product is going to fix that. Some specific brands have a reputation for keeping visibility better precisely because their airflow design is superior. It's worth investing in that because skiing without seeing is not skiing.
The trick that actually works is a specific anti-fog product for ski goggles, like the sprays or anti-fog pastes they sell at winter sports shops, though you can also try the classic method of running saliva on the inside of the lenses and rubbing it well before you ski. The most important thing is that your goggles have good ventilation, so try not to seal them completely against your face and keep some airflow going; plus, if they fog up a lot during the run, sometimes it helps to lift them for a few seconds to let cold air in. One last thing: avoid going from a really warm environment (like inside a lodge) straight to the cold of the slopes without letting them adapt a bit, because that sudden temperature change is what's going to fog them up the most!
Most anti-fog products out there work for a bit and that's it, especially if your goggles already come with a factory anti-fog coating that's failing. What saved me was changing the airflow: instead of trying to get fresh air coming in from all sides, I adjusted the straps so more air would flow through the bottom of the goggles upward, kind of creating a small circulation. If that doesn't work for you, honestly the only real solution is to check whether the anti-fog coating is damaged (sometimes it happens even when they're brand new if something happened to them) or if you need a pair with better-designed ventilation.
Are you keeping your goggles' ventilation completely open or do you have it adjusted? Because that's the first thing people skip: if you don't let air circulate, no product's going to save you. That said, anti-fog products do work but you have to reapply them every time you get on the lift, which is a pain 🙃 What really works is making sure the factory anti-fog coating isn't damaged (sometimes it comes scratched right out of the box), and if it is, it's worth replacing them because pastes and sprays are just throwing money away if the lens is already compromised. A trick in the meantime: when you take a break on the slope, take your goggles off for 10 seconds to let them cool down, so you avoid the sudden temperature shock when you put them back on.
What many people don't mention is that fogging also depends a lot on the temperature difference between inside and outside the goggles - if you go into a warm cabin and then head down to -10 degrees, that alone causes condensation no matter what. While you're skiing, what works best is the constant movement of air across your face, so if you really see them fogging up during low-speed moments or stops, that's where the anti-fog spray or better ventilation adjustment comes in handy. But if it's a general problem throughout the whole run, the lens probably has a tiny crack or the anti-fog coating is peeling off - in that case it's worth just replacing them rather than keep dealing with sprays.
Try wiping them with a dry microfiber cloth before you hit the slopes, because most ski goggles come with moisture residue from the factory that nobody cleans properly 🎿 What others didn't mention is that if your goggles have a real anti-fog coating (lots of brands offer it), that coating degrades if you keep touching it with fabrics or expose it to strong chemicals, so less is more. If you've already tried anti-fog products and they don't work, maybe the coating was damaged at the factory and it's worth filing a warranty claim.
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