Premium Durable Backpack for Rhythm P2, P2-E6 & P2-E7 Series Portable Oxygen Concentrators 36892 and you can recharge the

and you can recharge the battery using the AC Power Cord from your sleep therapy device as well

Inserts are available in 5 sizes -- Extra Small

F&P Solo can be put on and taken off with just one hand and adjusts instantly for a custom fit

This lightweight frame with short tube and swivel comes standard with all iQ2 & Phantom 2 Nasal CPAP/BiPAP Masks

Premium Durable Backpack for Rhythm P2, P2-E6 & P2-E7 Series Portable Oxygen Concentrators 36892 and you can recharge theDesigned specifically to accommodate Rhythm P2 Series portable oxygen concentrators, this backpack combines thoughtful features with rugged construction for users who need both comfort and utility.