Customer reviews

4.2 out of 5 stars
4.2 out of 5
427 customer ratings
5 star 64% (64%) 64%
4 star 13% (13%) 13%
3 star 7% (7%) 7%
2 star 8% (8%) 8%
1 star 8% (8%) 8%
How does Amazon calculate star ratings?