Customer reviews

4.5 out of 5 stars
4.5 out of 5
272 customer ratings
5 star 73% (73%) 73%
4 star 18% (18%) 18%
3 star 3% (3%) 3%
2 star 1% (1%) 1%
1 star 6% (6%) 6%
How does Amazon calculate star ratings?