Ariat Womens Fusion Insulated Vest Full Zip Comfort in any weather Size Medium See Measurements in photos for fit Side zip pockets / zip chest pocket / logo front and back / Stretch fleece side panels / 100% Nylon Perfect for chilly lesson days and breezy hacks, the Ariat Fusion Vest is a lightly insulated, training day essential. Technical fleece along the spine and side panels gives you full mobility, so you can stretch, bend, and release without restriction