8 Ply / Double Knit

You do not have a link list with a handle set to 8-ply-double-knit, or you do and it's empty. Go ahead and create a link list called 8 Ply / Double Knit on your Navigation page and populate that link list with links that point to collections, to see collections listed here. Make sure the link list also has a handle set to 8-ply-double-knit.