A wide range of various battery wraps for 18650 batteries are here for you.
How to add a battery wrap to your battery:
Take off the old skin from the battery by carefully pealing it off. There will be a part at the top the looks like ring / a washer, it may come out but it needs to stay in. This spots the battery from shorting.
Grab your self a heating tool e.g. hair dryer or heat gun.
Place the new wrap around the battery.
Using a heating tool to melt the plastic around the battery in a safe manner.
