Customer reviews

4.4 out of 5 stars
4.4 out of 5
73 customer ratings
5 star 65% (65%) 65%
4 star 21% (21%) 21%
3 star 5% (5%) 5%
2 star 5% (5%) 5%
1 star 4% (4%) 4%
How does Amazon calculate star ratings?