Customer reviews

4.1 out of 5 stars
4.1 out of 5
78 customer ratings
5 star 60% (60%) 60%
4 star 16% (16%) 16%
3 star 8% (8%) 8%
2 star 9% (9%) 9%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?