the Expand Grenade Slot Water Bottle

3so0o0om11

hey guys need help here , I go to the item shop and buy the Expand Grenade Slot Water Bottle, but i dont know how to use it , i cant slot the expand grenade in to my bag , help please

IGN_Galaxy

Go talk about this on the discord,
i too. I don't know what this tool means

MOHAMED3A2Md

I also don't know what its use is