Nasal Cushion & Silicone Seal for FlexiFit 407 CPAP/BiPAP Masks 1146413 It comes complete with an

It comes complete with an adjustable shoulder strap for ease of use

a highly adaptive UltraCompact full face cushion

Higher oxygen settings will reduce overall operating time

Having an external battery charger is great for people who have extra concentrator batteries as it allows you to keep all batteries fully charged and rotated to maximize their usable life

Constructed entirely of soft cloth the SleepWeaver Advance is Latex & Silicone Free so it's ideal for allergy sufferers

Nasal Cushion & Silicone Seal for FlexiFit 407 CPAP/BiPAP Masks 1146413 It comes complete with anThis FlexiFoam Cushion & Silicone Seal Pack is designed for use with all FlexiFit 407 (HC407) Nasal CPAP and BiPAP Masks. This updated design features a more contoured shape to better fit a wider range of users.