True Shirt - Slub Yarn Flannel - GreenThe Slub Yarn Flannel is a 7oz Japanese fabric woven from slub yarns spun on antique spinning machines. These older machines operate at slower speeds and with less tension than modern equipment, allowing the fibers to twist and bundle irregularly. The result is a yarn with natural thick and thin variations, producing a fabric surface thats subtly bumpy and full of visual texture. Despite its irregular character, the fabric is soft and comfortable,