The product is add on model No plastic bracket inside Installation is required to have the original rear view mirror If you do not read the of the order to buy the wrong we will blacklist you MG / Horn Style Mirror cover For Honda Civic 10TH 2016-2021Style:Mugen / Horn Style Mirror cover, Make your Car Look Cool and Enhance Visual ImpactMaterial :Made from High Quality PP Material with Ultra Light Weight and DurabilityWarranty :6 MonthsPackage Include: 1 Pair Rear View Mirror Cover (Both Left and Right)Compatible :For 2016-2021 Honda Civic All Models LX EX EXT TOURING Si Hatchback FC FK Type-RInstallDirect Add-on Designed for Easy Installation. Add on mirror cover have not plastic holders inside. The installation method is use adhesive tape to install it on the top of original mirror cover.DisplayNotice1. Please Check WhetherIt Applies To Your Car BeforeYou Purchase.2. If You Have Any Questions ,Please Feel Free To Contact With Us ,Thanks.