We supply more series of toner cartridge airbag, including Q, U, double U, complete models and excellent quality. Our toner cartridge airbag or bubble bags guarantee no leak air for two years, which is equivalent to the shelf-life of the toner cartridge. So it can protect the toner cartridge very well. Each Model is designed strictly according to the size of toner cartridge, we could also design different size of airbag according to your requirements.