Customer reviews

4.3 out of 5 stars
4.3 out of 5
120 customer ratings
5 star 57% (57%) 57%
4 star 26% (26%) 26%
3 star 13% (13%) 13%
2 star 4% (4%) 4%
1 star 1% (1%) 1%
How does Amazon calculate star ratings?