Customer reviews

4.2 out of 5 stars
4.2 out of 5
239 customer ratings
5 star 70% (70%) 70%
4 star 7% (7%) 7%
3 star 5% (5%) 5%
2 star 8% (8%) 8%
1 star 11% (11%) 11%
How does Amazon calculate star ratings?