Fisher & Paykel Zest Nasal Mask without Headgear Software & Data Foot Section Height w Casters 13232 Foot Section Height w Casters (Min): 25 The Scout also offers great features like a quick connect battery pack and a delta style tiller to make operating the scooter easier for those with limited strength or dexterity The Fisher & Paykel Zest nasal CPAP mask is available in three different cushion sizes and uses a four strap headgear (optional) system to secure firmly in place The slider strap that connects to the lower mask frame allows for the user to change sleep positions throughout the night without the need to readjust