A bookend on which books can be placed in the air as an extension of a desk. It can be ﬁxed to a tabletop by a clamp and the length can be adjusted as you like. It is formed by bending 2 mm steel plate in order to make it strong enough to hold books. YOY is a Tokyo based design studio composed by Naoki Ono, a spatial designer, and Yuki Yamamoto, a product designer. Now that’s a whole new concept to store your books, don’t you think?