Customer reviews

4.4 out of 5 stars
4.4 out of 5
3,084 customer ratings
5 star 74% (74%) 74%
4 star 11% (11%) 11%
3 star 5% (5%) 5%
2 star 3% (3%) 3%
1 star 6% (6%) 6%
How does Amazon calculate star ratings?