10 per pack, 10 packs per case.
For: Windsor Sensor, Sensor XP12 & Versamatic Plus, Allstar Javelin 12 series; Sanitaire EON Quiet Clean, SC5000 & SC5500; Karcher Prochem PV12, U-VAC UPV12 and CVU; Kenmore 50015 upright Type W; Sebo Automatic X Series, Essential G series and models 300, 350, 370; Triple S Prosense vacuum.