I absolutely love this collar detail. I feel that it shows that there is a lot you can do with collars if you play around with them for a while. Could experiment with more holes in the collar and different ways of tying it.
Unknown source- Jacket with creative seam detail for a decorative trim; sewing inspiration; fashion design detail. The fabric has a great lightness to it, and is bonded. the seam finish is a good way to think about incorporating that into design