Customer reviews

4.2 out of 5 stars
4.2 out of 5
36 customer ratings
5 star 60% (60%) 60%
4 star 15% (15%) 15%
3 star 14% (14%) 14%
2 star 7% (7%) 7%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?