metronic bubble mailers 4x8 inch 200 pack padded envelopes usable size 4x7 waterproof black padded mailer self seal adhesive bubble envelopes for shipping jewelry, makeup, small business black 4x8" 200pc is up for auction in Office Products. The current bid is $14.00, 51% below the $28.49 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.