It has a small piece of elastic in the back to keep fitted on your head This is a tie back cap so you can tie it or tuck the tails into the cap Holds hair in place and helps prevent scarf from slipping Also feels soft for women who are experiencing hair loss and or hair regrowth One size fits most Brand New Never Worn Bundle your order mix and match any three (3) or more items and receive 20% discount You can choose any 3 items in the closet I try my best to ship same day if not next day Pet free and smoke free home