Peira is a label for improvised music.
Releases are professionally produced cd-r in jewel cases in limited editions of 100.
These discs perform identically to replicated equivalents with the same longevity.
Release are available through this site as well as these fine distributors:

Squidco (US)
Downtown Music Gallery (US)
Infinite Limits (UK)
Improvised Music from Japan (JP)

Contact: youthere@peira.net