発熱する手袋
http://www.vesuwarmer.com/hgex/
これなら12V電源が無くてもグリップヒーターが使える!
Bad as I wanna be!
Stephen Leacock - "I detest life-insurance agents: they always argue
that I shall some day die, which is not so." -
http://www.brainyquote.com/quotes/authors/s/stephen_leacock.html