Customer reviews

4.1 out of 5 stars
4.1 out of 5
23 customer ratings
5 star 53% (53%) 53%
4 star 22% (22%) 22%
3 star 10% (10%) 10%
2 star 10% (10%) 10%
1 star 6% (6%) 6%
How does Amazon calculate star ratings?