The Welsh Conservatives say they'd introduce free bus travel and discounted train tickets for 16-24 year olds in Wales.
The proposals would see the introduction of a travel card, dubbed a 'Green Card', which cost up to £25m.
The party says the package represents an “exciting offer for young people” in Wales.
The Welsh Government have dismissed the plans as "fantasy economics"
The 'Green Card' will be promoted by a Wales-wide advertising campaign to promote take up.
Shadow Education Secretary, Darren Millar, said: