Customer reviews

4.4 out of 5 stars
4.4 out of 5
231 customer ratings
5 star 68% (68%) 68%
4 star 12% (12%) 12%
3 star 12% (12%) 12%
2 star 5% (5%) 5%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?