S6410 Model Code: AB - Price is for 1 Pair (part# S6410) Flashback Replacement Lens This item features: -Type: Replacement Lens. Model Code Model Description AALens Coating/Shade:Anti-Fog, Lens Tint:Clear ABLens Coating/Shade:Anti-Scratch, Hard Coat, Lens Tint:Clear ACLens Coating/Shade:Anti-Scratch, Hard Coat, Lens Tint:Gray ADLens Coating/Shade:Anti-Scratch, Hard Coat, Lens Tint:IR 2.0 AELens Coating/Shade:Anti-Scratch, Hard Coat, Lens Tint:IR 3.0