Humidification is produced using the evaporative process to ensure minimal resistance to gas flow

night after night

No Avobenzone

it has anti-kink technology

Sunset Premium Chin Strap, Respironics Style Sold By:1 Each Humidification is produced using theSunset Premium Chinstrap with Velcro Closure, Unisize, Latex Free Premium chinstrap attaches to itself at the top of the head to keep the chin lifted. Smaller support strap attaches to a split section of the chinstrap and wraps around the head for added stability. Premium chinstrap. One size fits most. Attaches to itself at the top of the head to keep the chin lifted. Smaller support strap attaches to a split section of the chinstrap and wraps around