Complex sentence: Although court shoes can be worn and bought in many colours, the court shoe is typically black, often matt in appearance but in the past, court shoes have be in patent style (glossy glass like appearance).
Split into simpler sentences: Although court shoes can be worn and bought in many colours, the court shoe is typically black. They are often matte in appearance, but in the past, court shoes have been in patent leather (glossy glass-like appearance).