Devon Rex Kittens for Sale Here we have the last 4 of Devon Rex Kittens - currently 13 weeks old, so ready to go now. All pure black, with silk soft coats, we have 2 girls left. Our Blue Devon Rex had a mixed litter some time ago. The kittens were every bit as Burmese to what you would expect when pure. for more information,contact for more information,contact xxxxxxxxxxxxxxxxxx@xxxxx.xxx xxxxxxxxxxxxxxxxxx@xxxxx.xxx