Customer reviews

4.2 out of 5 stars
4.2 out of 5
226 customer ratings
5 star 63% (63%) 63%
4 star 13% (13%) 13%
3 star 13% (13%) 13%
2 star 4% (4%) 4%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?