Customer reviews

4.4 out of 5 stars
4.4 out of 5
38 customer ratings
5 star 67% (67%) 67%
4 star 18% (18%) 18%
3 star 4% (4%) 4%
2 star 7% (7%) 7%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?