Gentle Giant is releasing a Jango Fett mini helmet (.45 scale) later this year.
Master Replicas mini helmet:
From the promo info:
The now classic series of .45-scale helmets launched several years ago by Riddell finally gets a reboot courtesy of Gentle Giant, starting with Jango Fett!
Gentle Giant is proud to present a faithful .45 scale reproduction of the iconic Jango Fett helmet, featuring smoke tinted lenses, a display stand, and much more. The incredible recreation of this helmet is sure to stand out in any Star Wars collection. Made of durable plastic, this faithful reproduction is the first in a continuing line of new, collectible, scaled helmets from Gentle Giant.
These are already for pre-sale on the Star Wars Shop and Action Figure Xpress websites:
Star Wars Shop:
http://shop.starwars.com/catalog/product.xml?topcatID=1300264;product_id=1318258;category_id=1305272
Action Figure Xpress:
http://www.shopafx.com/stwajafesche.html
Enjoy.