Customer reviews

4.2 out of 5 stars
4.2 out of 5
117 customer ratings
5 star 68% (68%) 68%
4 star 15% (15%) 15%
3 star 2% (2%) 2%
2 star 3% (3%) 3%
1 star 12% (12%) 12%
How does Amazon calculate star ratings?