Customer reviews

3.9 out of 5 stars
3.9 out of 5
230 customer ratings
5 star 52% (52%) 52%
4 star 18% (18%) 18%
3 star 8% (8%) 8%
2 star 10% (10%) 10%
1 star 12% (12%) 12%
How does Amazon calculate star ratings?