oxygize Portable Canister Cylinder, Pure Oxygen Supplement Can Quick Recovery for Exercise, Increases Endurance, boosting immune system (10 Liter Can, Stress+Natural ) Portable Oxygen Can

Pure and Natural Oxygen Canister for Daily Oxygen Needs:- Pure and Natural Oxygen can for your oxygen needs. When you're visit high altitude places, it's a must to keep oxygize oxygen canister as essential oxygen supplies to make your trekking activities go smoother. Oxygize oxygen canister comes with a pre-equipped mask for inhaling oxygen instantly. // How to use and inhale oxygen with Oxygize Portable Pure Oxygen Canister Easy to Inhale with Free Face Mask Available as Cap 1.Open the cap and take mask away from the nozzle of the oxygen can 2.Insert the mask onto the mouth of the nozzle of the oxygen can 3.Cover your mouth & nose with the mask and press the nozzle for 3 to 5 seconds, inhaling deeply at the same time. 4.After using, cover back the mask on the top of the can.(Hope, you're able to understand it's usage. Besides, you should also take safety measures in some conditions as mentioned in Safety Instructions below)