This is a japanese style shelf with 32 glueless joints. can be taken apart and reassembled if you want to. The middle section is hanging from the top section, which stands on two legs which are shelves themselves. very cool and mechanical, great conversation piece. Made with VT maple, cherry, and walnut wedges. can make any variation of any sized out of any type or types of wood. contact for no hassle consultation, id love to talk to anyone interested in something like this.