Kimberbell Clear Blue Tiles Expansion SetQuilt projects in the hoop with professional results! If you love traditional quilting and would love to do it on your embroidery machine, Kimberbell Clear Blue Tiles are the solution youve been waiting for. If you have the Essentials Set, add the Expansion Set to use your larger hoops! The Expansion Set only includes the Clear Blue Tiles for the 8 x 12 and 9 x 14 hoop sizes.