Customer reviews

4.5 out of 5 stars
4.5 out of 5
434 customer ratings
5 star 74% (74%) 74%
4 star 15% (15%) 15%
3 star 4% (4%) 4%
2 star 3% (3%) 3%
1 star 5% (5%) 5%
How does Amazon calculate star ratings?