Supreme Sock Yarn 8PlySally Ridgway's 8 Ply or DK Supreme Sock yarn is a thicker weight sock yarn with the same combination of merino and nylon as her 4 ply Supreme Sock base. With 85% Australian 19. 5 micron non mulesed Merino and 15% nylon this yarn is super soft and squishy. The 19. 5 micron merino wool makes this yarn luxuriously soft and bouncy for next to skin comfort. A little nylon is added for extra durability. The quality of the Australian merino wool is its