Customer reviews

4.4 out of 5 stars
4.4 out of 5
70 customer ratings
5 star 69% (69%) 69%
4 star 15% (15%) 15%
3 star 10% (10%) 10%
2 star 4% (4%) 4%
1 star 2% (2%) 2%
How does Amazon calculate star ratings?