Project Sudz Reusable Spray Bottle is for use with our Room & Pet Sprays Tabs or any of our Pet Concentrate Sprays.  Can hold up to 12 ounces of fluid to accomodate any of our dilution ratios.  When empty, just rinse out and reuse! You can write the name of the scent or product namein the blank area on the label so you don't  forget what's inside.