The splitters are black and ready for mounting. No additional work is needed unless you want to paint them a different color. These splitters visually lower the car and improve grip and vehicle stability. The product is made of ABS plastic, which is specifically created for use in the automotive industry. ABS is used in the production of factory bumpers and other car body parts, characterized by increased strength and flexibility. This product has been TUV MATERIALGUTACHTEN certified.