includes one pair of heavyweight outdoor boot socks and one pair of lightweight liner socks. These combo multi pack feature over the calf leg protection, moisture wicking control, ribbed knit, odor control, arch support, Reinforced heel and toe, and a stay up rib top. These socks are perfect for layering and provide optimal support, comfort, and durability for work boots, outdoors, casual and everyday wear, sports, outdoors, hunting, hiking, fishing, waterfowl, camping, trekking, mountaineering, trail walking, rucking, and more.