Customer reviews

4.1 out of 5 stars
4.1 out of 5
321 customer ratings
5 star 64% (64%) 64%
4 star 11% (11%) 11%
3 star 8% (8%) 8%
2 star 6% (6%) 6%
1 star 10% (10%) 10%
How does Amazon calculate star ratings?