Bolle VortexRed / TNS Fire LensSwap between lenses quickly with Bolle Vortex sports sunglasses. Here B-Clear lenses give the clearest vision. So hand-eye coordination and fine motor skills are better. These lenses are made from lightweight, durable Trivex (for the greatest impact protection).They're carefully curved so they don't distort your view – but they still shield eyes from wind and debris. The view downwards is unrestricted too. Venting blasts moisture to prevent lens fogging. Hydrophobic/oleophobic coating also prevents water droplets, dirt and dust sticking to lenses.Its lightweight B88 nylon frame provides comfort and durability. They don't slide off either because Thermogrip arms hold them in place. UV400 lenses. Bolle sunglasses come with a one year warranty.