The four products that fix retention at the root. If your sets are dropping at week 2 instead of week 4, this stack is the fastest way to find out where the problem is.What's in the stack 1x Pre-Treatment Primer, strips oil and protein from the natural lash before bonding 1x Superbonder Sealant, cures the adhesive bond at the end of the set 1x Cream Remover, for clean removals that don't compromise the next set 1x Lash Shampoo, for client aftercare and pre-set cleansing Why retention drops9 times out of 10 it's not the glue. It's one of these four steps missing or skipped. Primer not used, sealant skipped, oily remover residue, no aftercare guidance for the client. Add the four back in and watch sets last to the booked infill.Who it's forWorking techs whose retention has slipped from 80%+ down to 50-60% and they can't figure out why. Run the full stack on your next 3 clients, you'll have your answer.What's NOT in thisLash glue and trays. This is the support cast, not the trays. Pair with the Full POP Restock or the Switch Kit for the complete setup.👉 Free UK shipping. Saves around £12 vs buying separately.