That extra layering piece you didn't know you needed!This striped knit sweater vest from Design History has a V-neck, is sleeveless, and features a gold-tone button-front closure. It is made of 72% acrylic and 28% polyester and should be hand washed. The vest measures approximately 20 inches from shoulder to hem and is imported. The model, who is 5'10" tall and wearing a US size 4