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Work the bottom band in established ribbing pattern until it measures 4 – 10 cm or desired length. Then, work a round with increases as follows:
*K2, M1L, K5* repeat from * to * to the end of the round.
There are now 28 (30, 32, 34, 36, 38, 40) x 8 = 224, 240, 256, 272, 288, 304, 320) stitches on the needle.
Change to a 4,5 mm circular needle and work in stitch pattern as done in the swatch but now in the round.