Customer reviews

3.5 out of 5 stars
3.5 out of 5
15 customer ratings
5 star 57% (57%) 57%
4 star 0% (0%) 0%
3 star 9% (9%) 9%
2 star 0% (0%) 0%
1 star 33% (33%) 33%
How does Amazon calculate star ratings?