Customer reviews

4.3 out of 5 stars
4.3 out of 5
1,389 customer ratings
5 star 64% (64%) 64%
4 star 14% (14%) 14%
3 star 11% (11%) 11%
2 star 6% (6%) 6%
1 star 5% (5%) 5%
How does Amazon calculate star ratings?