New Upgraded Our wet jet pads refills are made of microfiber and chenille, can reach deep into cracks and crevices, clean without dead ends. Super water absorption and decontamination ability makes cleaning easily. We recommend using it in conjunction with wet jet refill solution for better results! COMPATIBILITY These wet pads refill are compatible with Swiffer WetJet Hardwood and Floor Spray Mop & all 10 11 12 Inch microfiber mops with velcro for floor cleaning. Size is 11.8*5.5 inches.