Customer reviews

4.5 out of 5 stars
4.5 out of 5
880 customer ratings
5 star 74% (74%) 74%
4 star 14% (14%) 14%
3 star 7% (7%) 7%
2 star 3% (3%) 3%
1 star 3% (3%) 3%
How does Amazon calculate star ratings?