100% carbon roof with sunroof delete for maximum weight reduction.weight only 11.5 pounds vs steel one witch weight about 28 pounds without the sunroof. fit isf-is250 and is350 2006-2013. please allow 3 to five week for production. all part are made on order and can be make with different fabric than regular 3k twill weave. contact us for more infos or request a shipping quote