Designed by Pamela Irby for Savvy Quilters. We used Sulky 12wt Cotton Embroidery threads: 712-1184, 712-4061, 712-1058, 712-4051, and black 712-1005. Stacked is designed to be displayed on Ackfeld's wire frame 31032. The threads and wire frame are also available on SavvyQuilters.com