Litetouch Is Designed To Provide Greater Wearing Comfort And Easier Delivery Of Aerosol Medication. It Quickly And Comfortably Conforms To Facial Contours, Providing A Soft, Secure Fit For Increased Compliance And Treatment Effectiveness. The Litetouch'S Unique Design Features A Clear, Hard Shell Molded On To A Soft-Seal Interface. The Soft-Seal Quickly And Comfortably Conforms To The Patient'S’ Facial Contours, Providing A Soft, Secure Fit For Greater Comfort As Well As Improved Medication Delivery When Used With Metered Dose Inhalers (Mdi). For Use With Optichamber Diamond Anti-Static Valved Holding Chamber.