No peripheral vision when swimming backstroke the outside of the lenses fill up with water and the vision is slightly distorted underwater but they dont leak and are still way better than all the other speedo tyr aquasphere and off brands that i tried

Awesome google i have 5 pair that i swim with in my pool and these are the best ive ever had familiar with this brand looked for them didnt leak and use it a lot in poolwill buy again if loose it