The comfort and warmth of a winter slipper crafted to fit under your tall boots, the AriatTEK® Winter Slimline stands out with high-performance details including Thermalite® fabric and riding-boot-targeted padding. Superior warmth and protection for cold weather rides. AriatTEK Winter Slimline Socks Product Features : AriatTEK® is designed for optimal comfort in any weather, with built-in performance features that adapt to changing conditionsMoisture Movement Technology™ helps wick moisture away from the skin to keep you dry and comfortableThermolite® for superior warmth without bulk, Arch support with breathable mesh wrapAnatomically correct right and left footTargeted heel and ankle bone protectionAugmented toe and foot pad cushioning TEK Winter Slimline Socks in Black Sleet by Ariat