Lululemon blue zip up vest, ( I also have in purple - for sale) "Down for a run" size 12, many many pockets Run from morning to night—this lightweight, slim-fitting vest is perfect for transitional weather. Lightweight Glyde fabric has a durable water-repellent finish four-way stretch lightweight Stretchy, naturally breathable Rulu™ fabric is sweat-wicking and buttery soft four-way stretch naturally breathable