Customer reviews

4.1 out of 5 stars
4.1 out of 5
399 customer ratings
5 star 60% (60%) 60%
4 star 16% (16%) 16%
3 star 11% (11%) 11%
2 star 5% (5%) 5%
1 star 8% (8%) 8%
How does Amazon calculate star ratings?