Customer reviews

4.1 out of 5 stars
4.1 out of 5
73 customer ratings
5 star 52% (52%) 52%
4 star 25% (25%) 25%
3 star 8% (8%) 8%
2 star 8% (8%) 8%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?