Customer reviews

4.3 out of 5 stars
4.3 out of 5
142 customer ratings
5 star 53% (53%) 53%
4 star 31% (31%) 31%
3 star 9% (9%) 9%
2 star 6% (6%) 6%
1 star 2% (2%) 2%
How does Amazon calculate star ratings?