Zoggs predator flex swimming goggles these zoggs predator flex swimming goggles have been crafted with 4 flexpoint technology whilst the anti flog lenses will allow you to see with ease thanks to their 180 degree peripheral vision when you are gliding through the water and quick adjust strap system allows you to get that perfect fit swimming goggles super soft silicone seal for ultimate comfort clt curved lens technology for 180 peripheral vision anti fog lenses quick st