You will enjoy choice of one semi permanent eyelash extension from the selection eyelash removal or infills or full set of semi permanent eyelash extensions eyelash extensions are any number of enhancements designed to add length thickness and fullness to natural eyelashes they last between 4 6 weeks and we will inform you of the after case once the treatment has been donewe also offer infills which should be done between 4 5 weeks of getting a full set done