Check your expiry date of product and location of where the product has been stored. You must also check your client’s ethnicity, perhaps the strength or genetic structure of their hair means they require a longer processing time.
When you selected the rod size did the lashes roll further than past the halfway point? This is mandatory for a good lift.
Consistent placement of the lotion should be taken into consideration. The coating should be a milky thick consistency that coast each and every lash evenly and up to 3/4 of the way up the lash, patchy solution placement can result in an uneven result.