You are looking for warm and comfy slippers? With our pattern and the special felting yarn Wash+Filz-it!, you can knit your felted slippers and them felt them in the washer. First you knit the slippers in a much larger size, according to our instructions, then you felt them in the washer. The fabric will shrink about 30% and a dense fabric results. With REGIA ABS you can add an anti-slip sole.