This invention relates to components useful for medical articles, such as a syringe assemblies, having sliding contact surface (s) coated with at least one coating layer, wherein the contact surface has an average surface roughness (Ra) ranging from about 10 nm to about 1700 nm and/or the coating layer has crystalline domains, the mass of the crystalline domains being at least about 20% of the total mass of the coating layer, and methods of making the same.
