If a pair of swimming goggles have the word optimal in their title, you just know theyre going to be a wee bit special. The word optimal suggests a brilliant performer or a good, solid all-rounder. The Osprey Swim Series Optimal Goggles more than deserve their place in this category. The swim goggles feature a durable split silicone strap and easy adjustable buckle system to ensure a fantastic fit and maximum comfort. Coupled with the eye cups soft silicone gasket and brilliant leak free design, the lens pieces have been designed for excellent underwater visibility. Shatter resistant technology, UV protection and anti-fog treatment have all been integrated into the lens design to ensure the best possible outdoor swimming experience. And that’s not all! Propelling these goggles to the dizzy heights of swimwear superstardom are the three different sized nose bridges that come included. Not only do the nose bridges improve comfort but they also help to avoid water intake.