Warm stretch-fleece base layer made for cold days and mixed output. The Kyanites – our warmest base layer tops – are the choice for cold days and stop-and-start activities. On the move, the Polartec Power Stretch Pro fleece stretches for unrestricted freedom. During rest phases, or when it’s really cold out, the soft brushed interior traps heat to keep you warm. The fleece’s durable nylon outer has a smooth face for comfort under layers, and thumbholes hold the sleeves in place. The Kyanite Base Layers were previously known as the Rho Heavyweight base layers. Full Product Features Technical Features - Lightweight - Cold weather comfort - Warm and comfortable Construction - Cuff, hem, and collar are bound with durable Tanica™ stretch fabric - Polartec® Power Stretch® Pro fleece combines a highly durable nylon face with a soft, comfortable, brushed polyester interior made with recycled content Cuff & Sleeves Configuration - Thumbholes help keep sleeves down and make layering easy - Raglan sleeve layers comfortably and improves freedom of movement Patterning - Articulated patterning for unrestricted mobility Pocket Configuration - Chest pocket with laminated zip Sustainability - Contains materials that meet the bluesign® criteria - Biocidal Disclosure - This model was treated with an anti-odour biocidal product (Active Ingredient: Silver Nitrate) - PFAS (Per- and polyfluoroalkyl substances) Compliant Materials - Body: Power Stretch PRO Nylon Jersey/Cationic Dyed Recycled Polyester Velour, 248gsm - 53% Polyester, 38% Nylon, 9% Elastane - Origin of fabric: UNITED STATES - Origin of dying: UNITED STATES - May release plastic microfibres into the environment when washing
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