Pulse warmers by Pernille Thorsen

Pulse warmers

no longer available from 1 source show
Knitting
January 2020
Light Fingering ?
24 stitches and 27 rows = 4 inches
US 2½ - 3.0 mm
186 - 219 yards (170 - 200 m)
Danish English

Method can be used for other sizes - but then you have to change number of stitches.
Yarn is not available anymore - but sock yarn can be used.