The great Ninja Tunes label will release a splendid three case box set in September to celebrate their 20th year.

Ninja Tunes XX will be released on September 20, and will include the following:

Case 1: Six CDs of music, two of which will be material only available in the _XX_ box set.

Case 2: Six 7" singles in a hardback book - again, only available in the box set - as well as a Ninja Tune family poster, cover poster and sticker sheet.

Case 3: An exclusive hardback edition of the awesome Stevie Chick's tome Ninja Tune: 20 Years Of Beats & Pieces.

For more information, click here. The box set is also available for pre-order now.