60PCS Stainless Steel Needle Threaders for Hand Sewing, Embroidery, Cross Stitch, Quilting & Knitting, Needle Threading Tools for Large Eye Needles DIY Craft Sewing Kit with Clear Box

Those are really pretty and more gift-y though there are plain stainless ones that are much cheaper. https://a.co/d/0aJzgJF2 I have not tried those but came across these while looking for the pretty ones :-) The kind that is a thin flexible wire is not as useful for yarn - unless the needle has a really large eye.