Revision Stingerhawk Eyewear System E2-5 Replacement Lenses Regular. Precision engineered to meet and exceed military-spec standards this Glasses Accessory from Revision features four layers of anti-fog coating "the most advanced anti-fog coating on the market today. The Revision Stingerhawk E2-5 Rx Replacement Lenses are finished with a seven-layer anti-scratch coating providing maximum snag resistant protection against scratching dust oil and debris and the highest level of anti-fog protection on the market today. When you need to switch out the lenses in your Revision Stingerhawk Glasses System you can easily do so on the go or in the comfort of your own home. Package Contents: Revision Stingerhawk Glasses System E2-5 Replacement Lenses Revision 4-0152-9009: Stingerhawk Glasses System E2-5 Replacement Lenses Regular