Details
O2TOTES Ultra Lightweight Backpack For Inogen One G3 Unit (Patented Design) (black) Lightweight at under 14 ounces

LIGHTWEIGHT & COMFORTABLE: Designed to be as slim and light as possible, with mesh panels on the front (where your filters are located and the sides to allow more air to escape. The fabric is highly durable and breathable as well. BACKPACK ONLY, this does not contain an oxygen unit
CANNULA & BATTERY PORT: The backpack is integrated with a charging port and cannula port for easily charging your unit (units not included) while in the backpack. The zippered bottom of the bag makes changing your standard or extended battery a breeze.
ADJUSTABLE CHEST & WAIST STRAP – Triple-padded, ergonomic & designed to keep you comfortable, this backpack is packed with features you want when carrying your unit. All backpacks come with an adjustable & removable chest strap for keeping your backpack in place while on the move. Chest strap can be removed while waist strap is attached.
EASY TO CARRY & CLEAN – Easily carry your backpack with the sturdy top handle and tuck it away when you're done. This backpack is easy to clean, with water resistant & breathable fabric.
PERFECT FOR – Whether you're traveling, running errands, or simply enjoying time outside, this backpack is perfect for any on-the-go lifestyle!
SMALL INSIDE POCKET: While keeping this backpack small, there is a small inside pocket that lies behind the unit and allows you to carry your keys, some money, etc. This is the only pocket on this backpack, keeping with the ultra light weight you have a backpack that is light & easy to carry
FEATURES: A zippered cannula pocket on the strap of the backpack allows the cannula to pass through and not wiggle around when wearing, Feet grips on the bottom of the backpack allow your unit to stand upright, A zippered bottom is great for easily changing a battery. Fits both the standard or double battery