Hmm. Looks like none of the kimono toppers I saw in store at F21 are online. But I found some other tops you *might* like!
http://canada.forever21.com/Pr.....ID=2000049=

http://canada.forever21.com/Pr.....ID=2046771=

http://canada.forever21.com/Pr.....ID=2046164=

If it wasn't likely going to be hot, I'd suggest this jacket:
http://aritzia.com/Wilfred-CHE.....=chevalier