Challenger Side Marker Blackout Kit; Pre-molded Acrylic (not cheap tint film, real Acrylic plastic) Challenger side marker black out kit. This 4 piece kit is made from preminum 1/16" thick, pre-molded acrylic. Each piece has clear VHB tape attached to the cover for a simple peel and stick installation. These allow all light to shine through when your lights are turned on and totally blackout the lights when they are off.