Simplicity Type A (Short) EnviroCare Micro-Filtration Vacuum Bags With Dust Seal and Closure. Aftermarket Replacement. 4 packages of 12 per package, 48 total bags. Fits Simplicity 6 Series models(6600,6670,6900,6970) Simplicity 5000 Series models (4800,5200,5300) Simplicity 6000 Series models (6100,6370,6400,6550,6570) and Simplicity Commercial Series models (5500,6870) Uprights.(simplicity s6-12). Made by Envirocare Technologies. Buy this and receive free shipping.