Customer reviews

4.4 out of 5 stars
4.4 out of 5
459 customer ratings
5 star 63% (63%) 63%
4 star 21% (21%) 21%
3 star 8% (8%) 8%
2 star 4% (4%) 4%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?