The Aerosol Therapy offers Tracheostomy mask and T-pieces. Its new phthalate-free Eco Tracheostomy mask offers high quality and lightweight option with a quick-release system for optimum ease of use. It also offers a little bit less than like the environmental impact of the Eco Tracheostomy mask is significantly less than other masks, in fact 82% less than others because they don’t use any PVC.