Customer reviews

3.7 out of 5 stars
3.7 out of 5
17 customer ratings
5 star 24% (24%) 24%
4 star 33% (33%) 33%
3 star 36% (36%) 36%
2 star 7% (7%) 7%
1 star 0% (0%) 0%
How does Amazon calculate star ratings?