Customer reviews

4.3 out of 5 stars
4.3 out of 5
340 customer ratings
5 star 70% (70%) 70%
4 star 11% (11%) 11%
3 star 9% (9%) 9%
2 star 2% (2%) 2%
1 star 9% (9%) 9%
How does Amazon calculate star ratings?