Tatted Edging #6Ball and Shuttle.
Ring 1 - 4ds, p, 4ds, p, 8ds, close.
Chain of 3ds, 10p sep by 2ds, 3ds, close.
Ring 2 - 8ds, join to top p of first ring, 4ds, p, 4ds, close.
Leave no space between rings.
Ring 3 - Same as ring 1.
Make chain as above.
Ring 4 - Same as ring 2.
Continue in this manner.