Nike Aerolayer Running Vest

The Nike Aerolayer technology in this soft and lightweight vest helps keep you warm and dry without sacrificing style. Its streamlined insulation reduces bulk for a flattering fit. Adjustable drawcord waist Adjustable, funnel-neck design allows you to control the fit and keep cold air out Reflective Swoosh design trademark is heat transferred on the left chest. 44% nylon/38% polyester/18% spandex. Colour is Grey Size XSmall, see measurements in pics for best fit Excellent condition