Aero Fill & Floss Font comes in four sizes: 1", 2", 3" and 4". Two Color set-up featues Fill Stitch centers with Floss Stitch outlines. Each size includes a larger uppercase set with swooshes, a slightly smaller uppercase set without swooshes, numbers and four punctuations. Some characters in the 3" and 4" sets exceed standard 4x4 hoop limitations.