Customer reviews

3.6 out of 5 stars
3.6 out of 5
4 customer ratings
5 star 45% (45%) 45%
4 star 28% (28%) 28%
3 star 0% (0%) 0%
2 star 0% (0%) 0%
1 star 27% (27%) 27%
How does Amazon calculate star ratings?