DIY Giant Rug Made From Giant Knitting Needles and Tee Shirt Yarn from inspiration & realisation here. Remember when I posted Donatella’s tutorial here for making gigantic size 50 knitting needles from wooden dowels? This post is about the tips and tricks she learned from knitting with these huge needles. I cannnot wait to try this! *For how to make tee shirt yarn go to this post here.