<p>1.This sleep mask is made of silk.The silk material is lightweight,soft,breathable,friendly to your hair and skin.</p> <p>2.Adjustable strap,fits perfectly Compatible with all size heads to avoid tightness and ensure a comCompatible withtable wearing!</p> <p>3.The sleep is lightweight,skin-friendly and breathable,you could hardly feel that you are wearing anything.Believe that it's a wonderful experience!</p> <p>4.Blocking all the light, easily farewell noise annoyance and feel relax.Suitable Compatible with different kinds of occasions such as Travel, Sleep,Meditation,Yoga,Shift Work, etc.</p> <p>5.Good Gift! This is a good gift Compatible with friends,parents,children,the busy traveler, or anyone who wants to have a good rest or deep sleep.</p>