The reason for 4 stars is because the band on the mask is too tight for my head, hence it leaves grooves in my forehead . I thought it was adjustable, however, the only way for me to adjust it is with a pair of scissors.
I have 3 of these and each one sizes differently. I also have 3 of the charcoal eye masks and I can't use them due to the eyelash crushing. they are super soft and keep out the light