Customer reviews

4.4 out of 5 stars
4.4 out of 5
22 customer ratings
5 star 72% (72%) 72%
4 star 15% (15%) 15%
3 star 0% (0%) 0%
2 star 7% (7%) 7%
1 star 6% (6%) 6%
How does Amazon calculate star ratings?