Knitted Dog Sweater Etsy Dog Sweater Knitting Patterns In the Loop Knitting Best 13 Seamless Dog Sweater Free Knitting Pattern and Video Tutorial Dog Wearing Sweater. Our Knit Sweater With Dog Print boasts comfort and casual style with a unique twist. This sweater is made from a cotton polyamide wool blend and features a pullover silhouette with long sleeves, a crew neckline, stripes, and an intarsia dog wearing sunglasses on the chest.