P.S. sorry for bad photos :(
Step 1: What you will need
Hammer ( optional but is very useful )
Adult supervision / help
***Yes i know the tin in the picture is red but i used green any bad pictures are pictures i took.***
Step 3: Watch out dont cut yourself like me!
aw man i spilled blood all over the keyboard.
Step 4: Should look like this
P.S. if you have a hammer hammer the part where you made the slits so its not rough and wont cut your belt.