Tri-Tech Fit Frame Tri-Tech Fit works for virtually all adults, provides no-slip max comfort, amazing universal fit zero pressure points easy lens-release (DedBolt Lens Lock) distortion-free optical precision ClearZone FlowCoat Technology (eliminates fog) lens coatings are engineered to maximize scratch resistance on the outside and fog resistance on the inside 2.4mm high-impact 100% UVA/UVB polycarbonate lenses Broad Rx Compatibility. Use Rx inserts with other select the entire field of view & greatly exceed ANSI standards Gewicht: 70 g Versandgewicht: 230 g When you try on the Crossbow, you'll discover it's unlike any other ballistic eyeshield. Experience the Tri-Tech Fit frame that achieves an amazing universal fit with max comfort and zero pressure points. Then notice the lenses. They won't fog. That's thanks to groundbreaking ClearZone FlowCoat technology, engineered to elimi...