Customer reviews

4.5 out of 5 stars
4.5 out of 5
354 customer ratings
5 star 69% (69%) 69%
4 star 17% (17%) 17%
3 star 10% (10%) 10%
2 star 2% (2%) 2%
1 star 2% (2%) 2%
How does Amazon calculate star ratings?