The other style is similar to a fish hook called an Open-End Cable Stitch Holder
One style is a straight needle with a hump in the middle of it
Susan Bates-Cable Stitch Holders And Handy Tool. These cable stitch holders feature the same precision taper and ball point of the knitting needle. One style is a straight needle with a hump in the middle of it. The other style is similar to a fish hook called an Open-End Cable Stitch Holder. This package contains four pieces. Imported.