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    FNDN™ Heated Sports Socks

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    FNDN™ Heated 3.7V Sports Socks

    Whether you’re lacing up boots, shoes, or skates, the FNDN™ Heated Sports Socks keep your feet warm and comfortable through long winter days. Designed for both men and women, these sleek rechargeable socks provide lasting warmth and relief for cold-weather discomfort, poor circulation, arthritis, or Raynaud’s Syndrome—without sacrificing fit or mobility.

    Powered by Radiant Core Heat™ technology and the compact BEGO rechargeable battery system, these socks deliver four adjustable heat levels, including battery-saving Smart Pre-Heat mode, with up to 4.5 hours of runtime on a single charge. Built from a merino wool blend for natural insulation and moisture control, they’re the perfect all-day solution for everything from outdoor sports to cold morning commutes.

     

    Features
    • Four Radiant Core Heating Levels: High, Medium, Low, Smart Pre-Heat
    • Up to 4.5 hours of continuous runtime
    • Compact BEGO high-performance battery system
    • Universal USB charging
    • Machine washable (remove batteries before washing, lay flat to dry)
    • Designed for use under boots, shoes, or skates

    Fabric
    • 65% Merino Wool
    • 30% Nylon
    • 5% Spandex

    Includes
    • 1 pair of FNDN™ Heated Sports Socks
    • 2 BEGO 3.7V Li-Ion rechargeable batteries
    • 1 USB dual battery charging cable

    Size Information
    • S/M: Men’s 4–9.5 / Women’s 6–11
    • L/XL: Men’s 10–14

    Care Instructions
    • Machine wash on delicate (remove batteries first)
    • Do not bleach
    • Do not machine dry
    • Do not iron

    Smart Pre-Heat Mode
    When first powered on, the LED glows red and slowly flashes during a 5-minute pre-heat cycle. Afterward, the socks automatically switch to Medium to conserve battery life. To bypass Smart Pre-Heat, press the button again.

    Designed in Detroit

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