Customer reviews

4.1 out of 5 stars
4.1 out of 5
89 customer ratings
5 star 60% (60%) 60%
4 star 10% (10%) 10%
3 star 18% (18%) 18%
2 star 6% (6%) 6%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?