Clover Yarn Theader. Specifically Designed to Thread Yarn - Etsy
Clover Needle Threader | KC Needlepoint
PIC] Clover “yarn” threader - size 28 needles were giving me threading grief, but this works perfectly! Best $10 I've spent in a while. : r/CrossStitch
Clover Antique Yarn Threader Review and Giveaway - Moogly