{"product_id":"portwest-extreme-cold-weather-sock-black-grey-39-43-sk18nar39-45","title":"Portwest Extreme Cold Weather Sock - Black\/Grey | SK18NAR","description":"\u003cul\u003e\n\u003cli\u003eDouble layer knit traps heat close to the skin\u003c\/li\u003e\n\u003cli\u003e40% wool outer shell for warmth and odour resistance\u003c\/li\u003e\n\u003cli\u003e100% Viafil inner lining for insulation and moisture transfer\u003c\/li\u003e\n\u003cli\u003eSeamless toe construction eliminates pressure points\u003c\/li\u003e\n\u003cli\u003eCushioned heel reduces friction during long shifts\u003c\/li\u003e\n\u003cli\u003eAntimicrobial and anti-odour properties for all-day freshness\u003c\/li\u003e\n\u003cli\u003e41 cm sock height for lower leg coverage\u003c\/li\u003e\n\u003cli\u003eCertified to SATRA TM 436 and CE approved\u003c\/li\u003e\n\u003cli\u003eKnit gauge 9 for shape retention after washing\u003c\/li\u003e\n\u003cli\u003eWash at up to 40°C - no tumble drying or ironing required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e\n\u003ca href=\"\/collections\/portwest\" style=\"color: #2B00FF;\"\u003ePortwest\u003c\/a\u003e SK18 Thermal Work Socks for Cold Weather\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eDouble Layer Construction for Lasting Warmth:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe SK18 uses a double layer knit design that traps a layer of warm air close to the skin. The outer shell contains 40% wool alongside acrylic and nylon, while the inner layer is 100% Viafil - a branded fibre chosen for its insulating and moisture-transfer properties.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eComfort Through Long Working Days:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA cushioned heel reduces friction during prolonged wear, and the seamless toe construction eliminates pressure points that standard seamed socks can cause. The knit gauge of 9 helps the sock retain its shape wash after wash, so the fit stays consistent over time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAntimicrobial and Moisture-Wicking Performance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePolyolefin insulating material within the construction supports moisture management, drawing perspiration away from the skin to keep feet dry. The antimicrobial and anti-odour treatment makes these socks practical for full-day use in cold, damp, or demanding outdoor environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCover and Certification:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAt 41 cm in height, the SK18 provides coverage well up the lower leg - useful under work boots and cold-weather footwear. These socks are certified to SATRA TM 436 and carry CE certification, confirming they meet the requirements of relevant PPE standards.\u003c\/p\u003e\n\n\u003cp\u003eShop the full \u003ca href=\"\/collections\/footwear\" style=\"color: #2B00FF;\"\u003eFootwear range\u003c\/a\u003e from Heavins.ie, with delivery available across Ireland.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOuter shell composition: 40% Wool, 40% Acrylic, 20% Nylon\u003c\/li\u003e\n\u003cli\u003eInner lining: 100% Viafil\u003c\/li\u003e\n\u003cli\u003eInsulating material: Polyolefin\u003c\/li\u003e\n\u003cli\u003eSock height: 41 cm\u003c\/li\u003e\n\u003cli\u003eKnit gauge: 9\u003c\/li\u003e\n\u003cli\u003eSize: EU 39-43\u003c\/li\u003e\n\u003cli\u003eColour: Black\u003c\/li\u003e\n\u003cli\u003eConstruction: Seamless toe\u003c\/li\u003e\n\u003cli\u003eCertifications: SATRA TM 436, CE certified\u003c\/li\u003e\n\u003cli\u003eMax wash temperature: 40°C (normal process)\u003c\/li\u003e\n\u003cli\u003eDo not bleach, do not tumble dry, do not iron, do not dry clean\u003c\/li\u003e\n\u003cli\u003eWarranty: 1 Year\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Portwest","offers":[{"title":"Size 39-43","offer_id":57727958122869,"sku":"5036108264940","price":14.99,"currency_code":"EUR","in_stock":false},{"title":"Size 44-48","offer_id":57727958155637,"sku":"5036108200511","price":14.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/5261\/5816\/files\/heavins-portwest-extreme-cold-weather-sock-black-grey-39-43-sk18nar39-43-01_3018023e-b0d1-461b-ab85-5007075b3a03.jpg?v=1793980258","url":"https:\/\/www.heavins.ie\/products\/portwest-extreme-cold-weather-sock-black-grey-39-43-sk18nar39-45","provider":"Heavins","version":"1.0","type":"link"}