Customer reviews

4.4 out of 5 stars
4.4 out of 5
614 customer ratings
5 star 68% (68%) 68%
4 star 20% (20%) 20%
3 star 5% (5%) 5%
2 star 2% (2%) 2%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?