Revision Slingshot Temple Upgrade Black. SlingShot Ballistic Sunglasses - featuring a browless design off-the-charts anti-fog performance customizable fit and rapid lens swap capabilities the SlingShot exceeds stringent military ballistic impact requirements Specifications for Revision Slingshot Temple Upgrade: Manufacturer: Revision Color: Black Frame Color: Black Fabric/Material: Polycarbonate Features of Revision Slingshot Temple Upgrade: Thin Temple arms are 55percent thinner than the standard temple arm Extendable and lean arms improve comfort and user adjustable lateral tension for optimized fit Package Contents: Revision Slingshot Temple Upgrade Revision 4-0759-0007: Slingshot Temple Upgrade Black