Willow & Root Striped Vest Women's Coats & Jackets in Black White Wilma V Neck Knitted Vest Liam & Company V Neck Vest in Wool Blend Madewell Plush knit V neck sweater vest Twik Sweater Vests & Camis Simons. As a knit sweater vest with a V neck and no sleeves, the Willow Knit Vest is perfect for layering and adding a touch of sophistication to any outfit. Made with high quality materials, it provides comfort and durability while making a statement.