The ResMed AirFit™ N30 Nasal CPAP Mask‘s curved cradle cushion is designed to provide a secure seal regardless of how the wearer sleeps or moves. It is one of the most simple and elegant designs on the market today. The AirFit N30 is a lightweight nasal CPAP / BiPAP mask weighs just under two ounces and is ready to use straight out of the box. The soft and simple design sits just under the nostril cradling the front and side of the nose. Unlike nasal pillows, AirFit N30 CPAP mask does not go inside the nostrils but cushions them just under the nose and on the sides. The curved cradle maintains the seal no matter what position you sleep in.  The Headband is adjustable both by size and with the split headband which allows you to move part of the strap on top of the head if desired. Features & Benefits One of the Quietest Masks Available—Only 18 Decibels! Simple to Use with Only 3 Parts Featherlight Mask Weighs Less Than 2 Ounces Comfortable Headgear Uses No Velcro for Adjustments Nasal Cradle Cushion Design Won’t Block Your View In The Box (1) Cushion (1) Headgear (1) Integrated Flexi-Tube (1) Cradle Frame