1. The diameter of our bubble is 6mm, 10mm, 20mm, 25mm.2. The max width can be up to 1800mm. Bubble film is also called air bubble film, bubble wrap, air bells, LLDPE air bubble film and so on. It is made of PE.1. The diameter of our bubble is 6mm, 10mm, 20mm, 25mm.2. The max width can be up to 1800mm.Besides, we can made the bubble into 2 layer bubble film, 3 layers bubble film, 5 layers bubble ...