Eyeseals® 4.0  creates  a  moisture  rich  environment for  the  eyes,  eyelid,  and  surrounding  skin  such  that your  eyes  and  surrounding  skin  are  hydrated  when  you  awake.  Soft  and  flexible  unitary  design  includes adjustable  headband.  Ideal  for  air  travel.  Clear  mask  recommended  for  CPAP  users.  Eye  Eco  best  seller!