Mixed crochet and knit turtleneck neck warmer ~~ Вязание манишка
Try to search for images to find the actual pattern.
Japan Sleeves pattern by Joji Locatelli b. Think I would make a couple mods for shaping - ribbed cuff at the bottom and something to tighten up the armholes a bit.
by Suvi Simola knitted sweater on ravelry - love this detail