Customer reviews

4.3 out of 5 stars
4.3 out of 5
4,988 customer ratings
5 star 71% (71%) 71%
4 star 10% (10%) 10%
3 star 7% (7%) 7%
2 star 4% (4%) 4%
1 star 8% (8%) 8%
How does Amazon calculate star ratings?