Customer reviews

4.5 out of 5 stars
4.5 out of 5
614 customer ratings
5 star 78% (78%) 78%
4 star 11% (11%) 11%
3 star 3% (3%) 3%
2 star 1% (1%) 1%
1 star 7% (7%) 7%
How does Amazon calculate star ratings?