Customer reviews

4.4 out of 5 stars
4.4 out of 5
40 customer ratings
5 star 78% (78%) 78%
4 star 8% (8%) 8%
3 star 0% (0%) 0%
2 star 4% (4%) 4%
1 star 10% (10%) 10%
How does Amazon calculate star ratings?