Swift FX Bella Nasal Pillow CPAP/BiLevel Mask FitPack with Headgear Style:Swift FX Bella Gray Mask with Small, Medium & Large Pillows They help to filter any

They help to filter any dust and debris in the air around you from getting into your concentrator

This Tubing Wrap is made of gray insulated nylon material and includes a zipper along the length of the wrap making it easy to attach and remove

a built-in HumidAir humidifier

helps prevent internal water damage on all DreamStation CPAP & BiPAP Heated Humidifiers

Four cushion sizes -- Petite

Swift FX Bella Nasal Pillow CPAP/BiLevel Mask FitPack with Headgear Style:Swift FX Bella Gray Mask with Small, Medium & Large Pillows They help to filter anyResMed's Swift FX Bella offers all of the advantages of the Swift FX with the added benefit of Bella Loops. Bella Loops are a truly unique headgear option that gently curves around the ears to create a secure fit and eliminate the confines and crush of more traditional headgear straps.