Customer reviews

4.1 out of 5 stars
4.1 out of 5
80 customer ratings
5 star 64% (64%) 64%
4 star 10% (10%) 10%
3 star 12% (12%) 12%
2 star 4% (4%) 4%
1 star 10% (10%) 10%
How does Amazon calculate star ratings?