MBM Destroyit supplies come directly from the manufacturer. MBM's Destroyit shredder bags are offered in a case of 100 bags and are specifically designed for use in any Destroyit paper shredder. These bags are extra thick (2 mm) to tolerate a bag full of shredded material without risk of tearing. The Destroyit oil is specially formulated for use in any MBM Destroyit model paper shredder. The light weight and high cling formula guarantees effectiveness for maintaining your Destroyit shredder!