This pattern is for knit slippers, but I can totally see using a wool sweater and cutting and serging slippers from it! Home Slippers - DIY. this is knitting, but I bet I could use this to crochet some
Old classic & slippers& the color band in single crochet is a nice touch.
Herresweater i Létt Lopi
Darcy pattern by Cheryl Niamath free 12 ply