Customer reviews

3.6 out of 5 stars
3.6 out of 5
20 customer ratings
5 star 45% (45%) 45%
4 star 12% (12%) 12%
3 star 18% (18%) 18%
2 star 10% (10%) 10%
1 star 15% (15%) 15%
How does Amazon calculate star ratings?