Manpacks is an online subscription based dressing service for men that automates the delivery of new socks, underwear, and T-shirts so that you can have a fresh set in your closet at all times.

manpacks.com

Chompie says: "Kinda like Netflix - but for underwear - and you don't send 'em back.  I could think of about 20 scenarios where this service could come in handy"