Customer reviews

4.4 out of 5 stars
4.4 out of 5
143 customer ratings
5 star 73% (73%) 73%
4 star 12% (12%) 12%
3 star 5% (5%) 5%
2 star 3% (3%) 3%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?