Nickel Plated Brass Nipple Nut-and-Stem 'Christmas Tree' Adapter for Oxygen Tubing 38878 Pilot-Flex is ideal for use

Pilot-Flex is ideal for use while traveling

This elbow

Medium & Large) so you'll find your best fit right out of the box

SleepWeaver 3D headgear has rounded strap edges to help prevent pinching

This elbow also features quick release squeeze-tabs so it's easy to detach with one hand at night

Nickel Plated Brass Nipple Nut-and-Stem 'Christmas Tree' Adapter for Oxygen Tubing 38878 Pilot-Flex is ideal for useMade of Nickel Plated Brass, this highly durable, reusable "Christmas Tree" Adapter allows small oxygen tubing (such as standard 3 16" inner diameter tubing sold on this site) to connect easily to standard stationery oxygen flowmeters, cylinders and related products.