| Rib Knit 14" Tube 10 Yards Group #1 Rib Knit 14" Tube 10 Yards -- 50% polyester 50% cotton. Rib knit is a knit fabric with a ridge effect in one direction usually vertical. Rib knits are extremely elastic in the crosswise direction and are often used in t-shirts and lightweight sweaters to provide a close body-hugging fit. Subcategory: Basics In Bulk |