What to use to repair speakers i got a jbl the con is peeling off the speaker

[Guest]

hi i have a speaker the con is peeling off the speaker what can i put there

 

[soundguruman]

you can re-foam the cones with some parts from a speaker supply store.
but it's probably better to have a speaker shop replace the foam surrounds for you.
This is cheaper than reconning the whole speaker, and a lot of times it works just fine.