Customer reviews

2.2 out of 5 stars
2.2 out of 5
28 customer ratings
5 star 15% (15%) 15%
4 star 8% (8%) 8%
3 star 8% (8%) 8%
2 star 18% (18%) 18%
1 star 51% (51%) 51%
How does Amazon calculate star ratings?