Customer reviews

3.9 out of 5 stars
3.9 out of 5
37 customer ratings
5 star 54% (54%) 54%
4 star 17% (17%) 17%
3 star 8% (8%) 8%
2 star 4% (4%) 4%
1 star 17% (17%) 17%
How does Amazon calculate star ratings?