REMOVES STAINS: pet stains, permanent marker, coffee/tea, wine, oil, dirt & grime 30X MORE STAIN-FIGHTING POWER*: Mixes 2 formulas inside the spray head FORMULATED TO ELIMINATE ODORS: even pet urine and smoke PET SAFE: safe for homes with pets, when used as directed COMPATIBILITY: use with Shark StainForce cordless portable stain cleaner only *vs Shark Deep Clean Pro Formula WHAT'S INCLUDED: (2) 16.9oz Shark StainForce Dual-Formula Refill Cartridges