Customer reviews

3.7 out of 5 stars
3.7 out of 5
9 customer ratings
5 star 41% (41%) 41%
4 star 31% (31%) 31%
3 star 0% (0%) 0%
2 star 14% (14%) 14%
1 star 13% (13%) 13%
How does Amazon calculate star ratings?