For when you're going on missions for SHIELD. This is another great ThinkGeek item. Shield not included, I'm guessing.
From Quantum Mechanix... One of the nicer bits of Bat-merchandise we've seen lately.
New from Her Universe, a cool way to show that you were one of the gifted mutants back in the day.
Another great item from ThinkGeek, including a lot of neat details like those straps.
Celebrate one of the year's craziest reveals, with this clever keyring.
If you have a friend who likes pin-up art, this is pretty neat. Especially the Batgirl one, which incorporates aviator goggles and makes her look more like a cool adventurer than just eye candy. From Quantum Mechanix.
This gift guide could be all just robes and hoodies — for some reason, there's a lot of them this year. But this seems especially neat, given that everybody loves Deadpool. Although I don't think Deadpool actually wears his name on his back like that.
From CakeShopCouture on Etsy.
Turn your Macbok into a Bat-book. From Vinylleegraphix on Etsy.
Not sure how long these would last if you were typing on them all the time, but it would look cool for a while, at least.
From ShopGeekly on Etsy
Not released until Dec. 31, but you could pre-order it for your friend now.
He glows in the dark!
From Kotobukiya, it would look nice on your friend's desk or mantelpiece or wherever.
Includes Starlord, Drax, Baby Groot and Rocket.
Probably doesn't actually fly though.
There are a lot of Wonder Woman mugs available, but I like how understated this one is.
Let Batman light your way to safety.
Available from Entertainment Earth.