Customer reviews

3.6 out of 5 stars
3.6 out of 5
10 customer ratings
5 star 40% (40%) 40%
4 star 19% (19%) 19%
3 star 9% (9%) 9%
2 star 22% (22%) 22%
1 star 9% (9%) 9%
How does Amazon calculate star ratings?