!Items !Air Tank !Front view with closed Helmet

How-To:

Air Tank

Refill

1. Get Dragonbreath or (Tag: c:tank_fillers)
2. Equip the Tank on Chest
3. Right-click with the Dragonbreath or (Tag: c:tank_fillers)
4. adds 5% Oxygen

Open/Close

1. Hold a Axe in Mainhand (Tag: minecraft:axes)
2. and a Tank in Offhand
3. Rightclick and sneak

Helmet

Open/Close

1. Equip on Head
2. Press "O" (Default key)