1.material:Aluminium+acryl+glass 2.q'ty/ctn:320pcs/ctn 3.n.w.8.5/g.w.9.5kgs 4.meas:41.5*35*45cm features:give you more wide sight and dress up your car.Helps to see dangerous blind spots when used properlyeasy to install. installation:remove dirt and grease with mild detergent from suface to be installed.peel off protective film from bottom of blind spot mirrorinstall firmly on clean and dry ...