Customer reviews

4.2 out of 5 stars
4.2 out of 5
155 customer ratings
5 star 72% (72%) 72%
4 star 6% (6%) 6%
3 star 6% (6%) 6%
2 star 4% (4%) 4%
1 star 11% (11%) 11%
How does Amazon calculate star ratings?