I've started hand dyeing 100% cotton worsted weight yarn. and I'm in love. there aren't enough unique colour options in this yarn weight. : r/YarnAddicts
Maize- 100% Organic Cotton, Hand Dyed, Speckled, Hand Painted, Worsted Weight, Cotton Yarn
Blue 100% Cotton Yarn - Knit Picks Dishie Worsted UK | Ubuy
Worsted Cotton Knitting / Crochet Yarn - 25g in Various Colours
Lion Brand Kitchen Cotton Worsted Weight 100% Cotton Knit and Crochet Yarn Choose New Made in Turkey by the Skein - Etsy UK
Introducing a soft 100% worsted weight cotton yarn
1kg of 100% cotton yarn on cone, light worsted/DK yarn for crochet, weaving and knitting