Customer reviews

4.5 out of 5 stars
4.5 out of 5
89 customer ratings
5 star 69% (69%) 69%
4 star 25% (25%) 25%
3 star 0% (0%) 0%
2 star 2% (2%) 2%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?