The Clens CLS18L provides reliable lens protection for flashlights and weapon lights in a convenient large size half sheet format for extended coverage and multiple applications.Clens CLS18L Large Size Half SheetDesigned specifically for flashlight and weapon light lens protectionHalf sheet format for versatile cutting and applicationLarge size (18L) for extended coverageDurable protection against scratches debris and environmental damageEssential for maintaining optical clarity and protecting valuable tactical and outdoor lighting equipment from damage during field use.