Hair tools velcro rollers are easy to use on wet or dry hair before using on wet hair roughly dry with a towel or hairdryer then section hair wrap round rolllers and the velco will keep hairroller in place hair net may be used if sleeping in them when using on dry hair spray hair with setting lotion wind in rollers and allow to dry naturally or blast with a hairdryer to speed process up there are 12 rollers in each pack available in a variety of sizes