Give your goggles that added protection with an Anti-Fog spray. Even though many swimming goggles now come with Anti-Fog protection this can diminish over time and doesn't always guarantee 100% protection from your lenses 'fogging up'.
Exactly what I wanted I like the bubble cap really protects the hair
Always buy the no plastic insert type -,love them - lasts a year then buy new ones -
All the best
Mark Spitz
Bought a second pair only so that I had a spare set. I wear these all
The time for open water swimming in the sea and lake. Great bit of kit, and very handy that they fasten to your goggles so never lose them. I like them so much when I left them behind at the swimming club attached to my goggles I was worried I had lost them, so I ordered a back up pair, because didn’t want to be without them. They fit well and have never had an ear infection or that cold water in the ear feeling