Small sizing is designed for very fine hair that falls slightly past shoulder-mid back length. About 10% of users choose the small size. Medium sizing is designed for fine-medium thick hair types that fall mid back-long length. It is our most popular size as about 85% of users choose the medium size. Large sizing is designed for rarer hair types that are extremely thick and long. About 5% of users choose the large size. Sleepy Tie® is a patented, revolutionary double-scrunchie that will drastically improve your beauty routine. Sleepy Tie® is made of a luxury satin carefully selected to let your hair sit comfortably and safely in our patented “figure 8” method. Depending on your hair type, Sleepy Tie® will keep your previous style or add volume and slight curl overnight. Use Sleepy Tie® to protect your hair while sleeping or during day time activities such as working out, errands or self care appointments. To use Sleepy Tie®, you must be able to put your hair in a bun on top of your head. Sleepy Tie® is made to be used on dry, styled hair and is not to be used on damp or wet hair. U.S. Patent No. 11,528,979 U.S. Patent No. D975,357