"Granny Squares" Crochet Ruffle Sleeve Knit Sweater Top. Open Knit Ruffle Sleeve Sweater Top with Crochet Granny Squares Accent, Black Stripes and Trim on the Ruffle Sleeve on a Soft Cream Knit Sweater. LOVE! Cream/Black, 60% Cotton, 40% Acrylic, Available in Small, Medium, and Large.