Customer reviews

4.1 out of 5 stars
4.1 out of 5
29 customer ratings
5 star 49% (49%) 49%
4 star 24% (24%) 24%
3 star 17% (17%) 17%
2 star 5% (5%) 5%
1 star 5% (5%) 5%
How does Amazon calculate star ratings?