The FS6+ stretches the FS6's six-zone foot compression up into the calf, giving you arch, heel, and calf support in a single sleeve — designed for runners, hikers, and anyone who wants full lower-leg coverage in one piece.Best Used For Running, hiking, and long-distance walking Long shifts standing on hard floors Travel days and recovery wear Combined plantar fascia and calf support in one piece Key Features Combined plantar fascia and calf compression in one sleeve Graduated structure designed to reduce fatigue feel through the lower leg Slim athletic profile built for long training sessions and extended wear Breathable knit that helps manage heat and moisture Secure, stay-put fit for dynamic motion and repetitive impact Size And FitThe FS6+ is sized S through XXL and sold as a pair. Sizing follows shoe size for the foot portion and calf circumference for the compression band — match both against the chart below. Sizes: S, M, L, XL, XXL Colours: Black, White, Natural, Hot Pink, Lime Green Two sleeves per package 76% Micro-Nylon, 24% LYCRA Spandex Care Instructions Hand wash with mild soap Air-dry flat No bleach No fabric softener Shipping And ReturnsShippingFree shipping on all orders across Canada. Ships within 1 business day via tracked courier. Typical delivery: 1–2 business days.Return PolicyWe stand behind our product and offer a hassle-free return policy, ensuring that you can return the product if it doesn't fit properly or doesn't meet your expectations.Frequently Asked QuestionsHow is the FS6+ different from the regular FS6? The standard FS6 is a foot-only sleeve. The FS6+ adds calf coverage, giving you arch, heel, and calf support in one piece.Can I wear them under a regular sock? Yes — many runners wear the FS6+ directly on the foot with a thin athletic sock over top inside the shoe.Are they sold as a pair? Yes, two sleeves per package.Will they bunch behind the knee? The top of the calf section is shaped to sit just below the knee with a soft, non-binding finish. Size by calf circumference, not by your height.