From Style Arc:
Vest with extended collar and front zip and faux zip pocket.
Have fun with this fabulous vest that can be worn over your favourite top or tee shirt. This vest can be worn open allowing the collar to fall and show the facing or zip it up for a cosier look. Use shearling or rib knit in the front facing or top-stitch the collar. Enjoy creating your own version of this great vest that will become a go to garment in your wardrobe.