iGuerburn Small Oxygen Tank Backpack for Size M2, A/M4, ML6, B/M6, M7, C/M9, Portable Oxygen Backpack Cylinder Bag O2 Tank Carrier Holder for Travel (Not for Size D Tanks) - Red

Perfect Compatibility: Our oxygen tank backpack is sturdy and delicate, can perfectly fit your various small oxygen cylinders, including M2, A(M-4), ML-6, B/(M-6), M7, C/(M-9) tanks.

The small external pocket can also hold your cell phone, wallet, charger or other small accessories.

Reinforced Shoulder Straps: The shoulder straps of the oxygen tank bag have been upgraded and reinforced many times, and the adjustable length can fit most adults, even taller or fatter people can wear it comfortably.

And the chest strap buckle can also prevent the backpack from flipping forward.

Securely Hold O2 Tanks: The material of our oxygen tank holder is comfortable to wear, there are two velcro straps inside to fix the oxygen cylinder in place.

And the layer of plastic reinforced hardboard at the bottom to withstand the weight of the oxygen tanks.

Four Hose Outlets: We specially designed 4 small holes allow you to pass the oxygen hose through easily and reasonably, preventing it from getting tangled and knotted when you use it.