This collection collected from the blog- http://allgraphicdesign.com. Thanks..
This business card is for a company named Tag in the shape of a tag. Very cool business card.
This is similar to the tags above but these are dog tags for a pet adoption program.
A business card to look like matches inside a matchbook. I think this is the coolest card that I have ever seen.
This business card is stretchable.
A really cool business card in the shape of a leaf for a produce company.
A transparent business card on some sort of plastic.
Same company as above, but this time the text on the business card is 3d-like.
Isn’t this cool. The business card is a punch out toy car.
Business card design that looks like a chocolate bar with a bite out of it. Very cute.
A business card design that looks nothing like a business card. This business card can second as a toy airplane.
How about a perforated divorce lawyer business card. It splits in half, one for each divorcee.
A business card that creates an illusion of a scroll.
A really cool business card. The illusion of the ’g’ popping out at me is so strong that I am still not so sure that it isn’t!!
Really interesting design. 3.5 x 2 thick plastic with a notch. Sticker is printed with a varnish on everything except the word "tactix" which is also embossed.
This business card looks like a dog tag…is it really made out of metal?
Business card that opens up…notice the chair that pops up. Very cute business card design.
I just liked the look of this business card.
I think this business card is cool…it is a punch out of a bottle which is for a company called Message in a Bottle.
Business card with fur like texture on the sheep illustration. So cute…it is for a company named ’The Farm’.
This business card is for a business called The Cat Box. Notice the tail sticking up out of the top of the card.
Business card design that is very simple but also very eye catching!
An innovative design that looks like swiss cheese or punch card.
You have to love the uniqueness of this business card. It looks like cutout letters for a template.
A business card design that opens up into a booklet. Pretty innovative.
Business cards that look like movie tickets.
Isn’t this so innovative? This business card has a seed within it and a plant grows from the business card.
Who says that a business card can’t be a circle?
Isn’t this a great illustrated business card? It is for a Beauty and Makeup Effects business…beauty and the beast type theme.
Business Card made out of metal with punch-out pick locks. This lock was created by Kevin Mitnick who was a famous hacker who spent time in jail. When he got out of jail he started a security company. Thank you to the contributors who send to me this info. 
Business card with a hole through it.
An oval business card design.
I like this one a lot…a business card that comes in and out of a little envelope.
Picksflix blog 