Customer reviews

4.2 out of 5 stars
4.2 out of 5
465 customer ratings
5 star 66% (66%) 66%
4 star 12% (12%) 12%
3 star 9% (9%) 9%
2 star 6% (6%) 6%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?