Kingsley Mid 600 Denier / 180gram Lined Waterproof ComboThe Kingsley Mid Combo is a 600 Denier Synthetic Turnout winter horse rug with a 180gram polyfill lining. The Kingsley Mid is a versatile fill option, offering a mid-range fill option for horses that find the traditional higher filling winter combos a little too warm. This horse blanket is a great design, with quality materials and construction.