Customer reviews

3.8 out of 5 stars
3.8 out of 5
5 customer ratings
5 star 26% (26%) 26%
4 star 28% (28%) 28%
3 star 46% (46%) 46%
2 star 0% (0%) 0%
1 star 0% (0%) 0%
How does Amazon calculate star ratings?