My venetian blinds are available in a large range of colours. The are made of metal. Poorer quality plastic blinds don't last for any length of time and they sag in the middle so wasted money.
They are available in 16mm 25mm 35mm and 50mm slat widths.
They come with colour cordinated headrail and bottom rail.
The blinds come In lots of different colours including chromes and other fancy finishes.