Dot dirty tyres

Hey guys I'm goona need some dot dirty tyres to get my bike blue slipped (I think) of hopefully they don't check, but don't wanna risk it and waste a trip there.
Just wondering if anyone has got any laying around I can borrow to get it passed, don't really wanna buy newies would rather buy some better tyres
21" front 18" rear
Cheers fellas
Just wondering if anyone has got any laying around I can borrow to get it passed, don't really wanna buy newies would rather buy some better tyres

21" front 18" rear
Cheers fellas
