Customer reviews

3.4 out of 5 stars
3.4 out of 5
50 customer ratings
5 star 39% (39%) 39%
4 star 12% (12%) 12%
3 star 16% (16%) 16%
2 star 13% (13%) 13%
1 star 19% (19%) 19%
How does Amazon calculate star ratings?