Customer reviews

3.9 out of 5 stars
3.9 out of 5
87 customer ratings
5 star 63% (63%) 63%
4 star 7% (7%) 7%
3 star 7% (7%) 7%
2 star 5% (5%) 5%
1 star 18% (18%) 18%
How does Amazon calculate star ratings?