Bachmann Ivatt 2MT with DCC sound

[keytesofessex]

its pre ballasted underlay sold by gaugemaster

[mossbrookbaconboys]

What is your train track on top of, the stone stuff

[tmmitzzie]

@mossbrookbaconboys since no-one seems bothered to answer you, i'll have a go! I could be wrong, but to me it looks like foam track underlay used to come on a roll from Hornby.