Customer reviews

4.3 out of 5 stars
4.3 out of 5
158 customer ratings
5 star 50% (50%) 50%
4 star 34% (34%) 34%
3 star 11% (11%) 11%
2 star 3% (3%) 3%
1 star 2% (2%) 2%
How does Amazon calculate star ratings?