Trust Whitaker Brothers for the right bags for your Fellowes shredder. Why waste time and money on lightweight, flimsy bags that tear and break? Our heavy duty, reinforced shred bags are the best choice to fit your Fellowes 3140S shredder. We even offer the Whitaker Shred Bag Guarantee, if this bag does not fit, then return it for a full refund. And don’t forget our WBBM-55 shredder oil available in convenient pints or economical gallons, for maintaining your shredder’s peak performance.