I'm on Pirelli's. Diablo Scooter tyres. Not a single issue with them. Just make sure they are rated for the bike.
Link to the Pirelli site,
http://www.pirelli.com/tyres/en-gb/...and=16250&model=452939&version=933425#/search
Link to the Pirelli site,
http://www.pirelli.com/tyres/en-gb/...and=16250&model=452939&version=933425#/search