Description Bubble Mailer Self-seal poly bubble mailers are unique, lightweight padded mailers made from a durable, moisture resistant, multi-layer blend of polyethylene film. The film is laminated to a resilient, cushioning bubble material for added protection. Durable and moisture-resistant, with exceptional puncture resistance, tear strength, and cushioning performance. #4 Poly Total space: 9.5″ x 14.5″ Usable space: 9.5″ x 13.75″ I ship all of my 1 disc and 2 disc orders First Class with these bubble mailers. I have shipped over 8000 discs in these and have only had 2 complaints. And that was because their mail man bent the disc to put it in the mail box.
