The star's shoulder-length chop looks amazing on her, enhancing her rosy skin and bringing out those deep blue eyes. To recreate her textured waves, run a little hair mousse through your locks and scrunch.
We'll all be sporting Sienna-hair in no time!
- Tested: Best and worst sun creams
- Best and worst chocolate bars for your diet
- Healthy cereal: The best and worst cereals revealed
- Biscuits: The best and worst revealed
- Yogurts: best and worst for your diet revealed!
- Best bob hairstyles
- Breads: Best and worst loaves revealed
- Cereal bars: the best and worst revealed
- How to have a healthy takeaway: The best and worst options on the menu