These short-sleeved vests are nice & long & cosy, keeping you warm & comfy under your clothes. The Thermovilon fabric is insulating & wicks away moisture for exceptional warmth. Picot trim at the rounded neckline & on the edge of the sleeves. With no side seams for increased comfort. 80% modacrylic, 20% polyacrylic. One size per pack. Available in a wide range of sizes. Plus whatever your size you will only pay one price.