Customer reviews

3.8 out of 5 stars
3.8 out of 5
38 customer ratings
5 star 49% (49%) 49%
4 star 17% (17%) 17%
3 star 12% (12%) 12%
2 star 4% (4%) 4%
1 star 17% (17%) 17%
How does Amazon calculate star ratings?