It seems to be a kind of all inventions of the most simple， but it is bending metal wire a short clip of paper. But we made paper clips in the use of today's shape is designed usedrepeatedly.

The color paper clips in to fix the paper. At the same time，also can be used as a bookmark to use. A small action can also cleverly it into a heart， even they are linked together as a curtain hanging on the door. Different colors together， isalso very beautiful.

One thing seems simple， but if we play our infinite imagination， can also let it become rich and colorful.