Here is an explanation of the various bindings used in our products:

Boxed: Product contains one or more separate items packaged in a box.

Compact Disc: The product is a compact disc packaged in a standard CD jewel case.

eBook: The product is PDF file that can be downloaded after purchase

Flex: A very sturdy square binding.

Folded: Items such as charts, choral octavos, sheet music, etc.

Glued: Pads with "tear-off" sheets.

Hardback: Bookstore-quality hard cover.

Hardback Boxed: Multiple hard cover volumes packaged in a slipcase or box.

"Lay-Flat": Similar to Flex binding, but the cover of the spine is separated from the pages, allowing the book to lie open more easily.

Mixed: The product is a package which contains items of different binding types.

Perfect: Used on larger books. Features a square binding edge and printed spine. This is a strong binding which lies open when creased.

Rolled: Used for Wall Charts that are shipped rolled.

Spiral: Plastic comb-type binding.

Saddlestitch: Stapled through the fold in two places. Used for books of less than 80 pages. Lies open easily.

Video: Videocassette.

Watkiss: A hybrid of perfect binding and saddlestitch. Features a squared edge and printed spine, stapled through the binding in three places. Stays open on a music stand.

Wirebound: Plastic-coated metal spiral binding.