Manufactured from GRADE A Wet Layed carbon fiber materials. Comes in 2 x 2 carbon weave and in high gloss. UV Protection - Light Weight - High Gloss Will fit 2008 to 2015 Phase 1 and Phase 2 Nissan Skyline GTR 35 models only. Professional installation required from experienced body kit installers. This will ADD over your existing roof and best to use Polyurethane Sealer Adhesive for water tight and secure fitment.