Customer reviews

4.2 out of 5 stars
4.2 out of 5
229 customer ratings
5 star 69% (69%) 69%
4 star 9% (9%) 9%
3 star 5% (5%) 5%
2 star 5% (5%) 5%
1 star 13% (13%) 13%
How does Amazon calculate star ratings?