Picco ZPicoo Z, the smallest and lightest Micro R/C Helicopter in the World is made of tough expanded Polypropylene foam, featuring an auto stability system to make it easy to operate both indoors and outside in calm conditions. It is only six inches long, weighs 1/3 oz. and doesn't take experience with model aircraft to fly it!  Available at hobbytron.com (use code HTPZC for $5 off = $34.00)