Customer reviews

4.4 out of 5 stars
4.4 out of 5
581 customer ratings
5 star 71% (71%) 71%
4 star 14% (14%) 14%
3 star 6% (6%) 6%
2 star 3% (3%) 3%
1 star 6% (6%) 6%
How does Amazon calculate star ratings?