●Features: the rollers shape the eyelashes and are suitable for eyelash wave treatment. The smaller the size, the stronger the curl of the eyelashes. ●Advantage: Due to the fact that the rolls are self-adhesive, the application is very easy. No need for extra glue. ●Size difference: S-rolls are suitable for short eyelashes. M rollers are used for medium length eyelashes. L rolls are suitable for long eyelashes ●Use: adjust the roller to the curvature of the eyelid. After applying the eyelash roller to the edge of the eyelids and fixing the eyelashes, you can start the application. ●Note: The rollers are suitable for use in the studio as well as for self-use.