I've always been told "when you hear hoofbeats, think horses, not zebras", meaning that the common explanation is more likely than the rare one... That may be true, but zebras are much more fun! So, do you say "zee-bra" or "zed-bra"?
These markers measure approximately 1/2" (12 mm) long by 1/1" (12 mm) wide, and weigh about 1 gram.
They are shown on a 6 mm ring and a 12 mm lobster clasp. The 6 mm ring comfortably fits knitting needles size US4 and smaller. The 8 mm ring comfortably fits knitting needles size US6 and smaller.