ResMed Universal headgear for Mirage Series Masks Kala they boast ETL/UL certification for

they boast ETL/UL certification for uncompromising electrical safety

and the environment is less burdened by material production and waste

Twenty percent lighter than most hoses

 Universal Compatibility: Use your favorite mask with the Transcend Micro

The intake filter is located on the back of the concentrator

ResMed Universal headgear for Mirage Series Masks Kala they boast ETL/UL certification forReplacement ResMed headgear (does not include clips). SoftEdge Headgear: Features a crisscrossing back strap for additional stability. Several Adjustment Areas: Provides the most comfortable fit and seal possible. Compatible with the following masks: Ultra Mirage II Mirage Micro Mirage Activa Mirage Activa LT Mirage SoftGel Ultra Mirage full face mask Mirage Quattro