Customer reviews

3.9 out of 5 stars
3.9 out of 5
16 customer ratings
5 star 47% (47%) 47%
4 star 15% (15%) 15%
3 star 20% (20%) 20%
2 star 18% (18%) 18%
1 star 0% (0%) 0%
How does Amazon calculate star ratings?