Customer reviews

3.7 out of 5 stars
3.7 out of 5
174 customer ratings
5 star 48% (48%) 48%
4 star 17% (17%) 17%
3 star 11% (11%) 11%
2 star 9% (9%) 9%
1 star 15% (15%) 15%
How does Amazon calculate star ratings?