It's not Street Art???...It's a "Political advitising" in Chiang Mai for Vote put in. Now we have 8 Candidate compete & apply for "Chiang Mai Alderman"... So many Poster ,Billboard ,Cutout ,Sticker & more.Everything make from Plastic,Vinyl, Etc...One man Think possitive....He paint colour on canvas & so farrrrrr maybe 5 km.or 6 km.Many people can seeso easy to Remember No.5 & save the world (Recycle material)........Some time look like "Street Art " I Think so.........Don't forget please,Vote No.?????...