Customer reviews

4.1 out of 5 stars
4.1 out of 5
38 customer ratings
5 star 59% (59%) 59%
4 star 12% (12%) 12%
3 star 17% (17%) 17%
2 star 8% (8%) 8%
1 star 5% (5%) 5%
How does Amazon calculate star ratings?