Good idea to extend sleeves that are too short. Transform socks into wrist warmers. This is a simple, but very clever idea. If you can crochet and or knit, then there are lots of pretty edgings that you could use on these.
Stulpen, Armstulpen mit Daumenloch -grau gepunktet
Recycled Mens Sweater: essentially it was wash and dry at high heat to shrink and felt it up, slice down the front to make it a cardigan, then blanket stitch the border, crochet the overlap, add buttons.