Gunnar Optiks Gaming Eyewear - PPK Chrome Frame Reduces Glare- Reduces glare and improves visual focus Sharpens Detail- Enhances detail for sharper, clearer vision Minimizes Eye Fatigue- Reduces visual stress and dry eyes Improves Focus- Helps your eyes focus more naturally protecting against fatigue Amber Tint- Amber Tint- Specially formulated tint conditions and shifts the color spectrum to provide superior contrast, detail and resolution.