Customer reviews

2.6 out of 5 stars
2.6 out of 5
6 customer ratings
5 star 18% (18%) 18%
4 star 0% (0%) 0%
3 star 30% (30%) 30%
2 star 27% (27%) 27%
1 star 25% (25%) 25%
How does Amazon calculate star ratings?