{"product_id":"os1st-fs6-plus-performance-leg-sleeves","title":"OS1st FS6+ Performance Leg Sleeves","description":"\u003cp\u003e\u003cstrong\u003eThe 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.\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003eBest Used For\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRunning, hiking, and long-distance walking\u003c\/li\u003e\n\u003cli\u003eLong shifts standing on hard floors\u003c\/li\u003e\n\u003cli\u003eTravel days and recovery wear\u003c\/li\u003e\n\u003cli\u003eCombined plantar fascia and calf support in one piece\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCombined plantar fascia and calf compression in one sleeve\u003c\/li\u003e\n\u003cli\u003eGraduated structure designed to reduce fatigue feel through the lower leg\u003c\/li\u003e\n\u003cli\u003eSlim athletic profile built for long training sessions and extended wear\u003c\/li\u003e\n\u003cli\u003eBreathable knit that helps manage heat and moisture\u003c\/li\u003e\n\u003cli\u003eSecure, stay-put fit for dynamic motion and repetitive impact\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSize And Fit\u003c\/h3\u003e\u003cp\u003eThe 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.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSizes: S, M, L, XL, XXL\u003c\/li\u003e\n\u003cli\u003eColours: Black, White, Natural, Hot Pink, Lime Green\u003c\/li\u003e\n\u003cli\u003eTwo sleeves per package\u003c\/li\u003e\n\u003cli\u003e76% Micro-Nylon, 24% LYCRA Spandex\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/9725\/6660\/files\/FS6-Size-Chart.webp?v=1778786259\" alt=\"OS1st FS6+ Performance Leg Sleeves Size Chart\" loading=\"lazy\" width=\"900\" style=\"max-width: 100%; height: auto;\"\u003e\u003c\/p\u003e\u003ch3\u003eCare Instructions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHand wash with mild soap\u003c\/li\u003e\n\u003cli\u003eAir-dry flat\u003c\/li\u003e\n\u003cli\u003eNo bleach\u003c\/li\u003e\n\u003cli\u003eNo fabric softener\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eShipping And Returns\u003c\/h3\u003e\u003cp\u003eShipped from Medibrace Canada with Canadian checkout and bilingual customer support. Compression and bracing products are fit-sensitive, so we recommend reviewing the size chart before ordering for the best feel.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow is the FS6+ different from the regular FS6?\u003c\/strong\u003e The standard FS6 is a foot-only sleeve. The FS6+ adds calf coverage, giving you arch, heel, and calf support in one piece.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I wear them under a regular sock?\u003c\/strong\u003e Yes — many runners wear the FS6+ directly on the foot with a thin athletic sock over top inside the shoe.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre they sold as a pair?\u003c\/strong\u003e Yes, two sleeves per package.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill they bunch behind the knee?\u003c\/strong\u003e 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.\u003c\/p\u003e","brand":"OS1st","offers":[{"title":"S","offer_id":47940539154644,"sku":null,"price":71.99,"currency_code":"CAD","in_stock":false},{"title":"M","offer_id":47940539187412,"sku":null,"price":71.99,"currency_code":"CAD","in_stock":false},{"title":"L","offer_id":47940539220180,"sku":null,"price":71.99,"currency_code":"CAD","in_stock":false},{"title":"XL","offer_id":47940539252948,"sku":null,"price":71.99,"currency_code":"CAD","in_stock":false},{"title":"XXL","offer_id":47940539285716,"sku":null,"price":71.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/9725\/6660\/files\/OS1st_FS6PLUS-Foot-plus-Calf-Sleeve_black_1.jpg?v=1778786252","url":"https:\/\/medibrace.ca\/products\/os1st-fs6-plus-performance-leg-sleeves","provider":"Medibrace Canada","version":"1.0","type":"link"}