Move the center squares off center and cross the frames for more big quilt fun. Easy construction and borderless for an up-tempo look. Choose 18 or 13.5 blocks in two quilt sizes each and rotate for many designs. Fabric tips and 9 baby block also included. Quilt sizes: 18 block: 12 blocks, 54 x 72 and 30 blocks, 90 x 108. 13.5 block: 20