Customer reviews

4.1 out of 5 stars
4.1 out of 5
289 customer ratings
5 star 68% (68%) 68%
4 star 8% (8%) 8%
3 star 7% (7%) 7%
2 star 3% (3%) 3%
1 star 14% (14%) 14%
How does Amazon calculate star ratings?