Here's a quote from AG's web site in the UK.
Originally Posted by bkarasek
"Made by Agfa Gevaert in Belgium, Rollei Colour reversal films CR200 and Crossbird are classic colour reversal (slide / transparency) films at a very competitive price. Coated onto a clear polyester base, films should be handled carefully and in subdued light when being loaded. Supplied in a handy plastic container - keep films in this container before use and before processing. Crossbird is aimied at photographers who want to cross-process in C41 colour negative process. The only 127 film available in colour."