Adjuvant Common Cartridge Shampoo 600ml x10 Treatment 600g x10 New, Unused Not sold separately ADJUVANT / Adjuvant Common Cartridge (For Shampoo) 600ml, (For Treatment) 600g Easy to use, just set the refill eco-pack. How to use: 1. Fold the refill eco-pack at the line and push it into the bottle. 2. Cover the bottle with the bottle cover, push it down, and rotate the bottle to set it. 3. Turn the pump head to the left to raise the pump. Press the head a few times to dispense the contents. Instant purchase welcome. This is a sale on Mercari only, so if you are concerned, we recommend purchasing from a hair salon. Sales are only for those who understand everything. Thank you for your understanding. m(__)m