glue
you can tell if the size of the power band is engraved on the inside of the band, on the opposite side of the power balance sign.
It is all mental, you know that you have the band on and that if you have the band on you will have better performance
no. they can be loose, just have to be around your wrist
Yes. The 'authentic' ones say 'authentic genuine valid' in the hologram. The fakes say 'genuine authentic'. The real ones also have the power balance 'PB' logo on the band, the fakes only have power balance on the band.
yes it doesnt matter
No, they are both equally ineffective.
Loose Ends - band - was created in 1980.
Right, but it doesn't really matter.
It wont shrink
power balance wrist band. google it
Yes. The real band is much stretchier and the words on the band are smaller than a fake one.