Customer reviews

4.3 out of 5 stars
4.3 out of 5
153 customer ratings
5 star 61% (61%) 61%
4 star 19% (19%) 19%
3 star 11% (11%) 11%
2 star 3% (3%) 3%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?