This spare foam liner includes a 400 g Primaloft® insulation, keeping you warm and dry. It is ideal to extend the fun you have to wear your favorite winter boots NT917.
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EVA technology
Made from EVA, an antimicrobial material, NAT'S boots are resistant to oils and manure. This ultra-light, self-insulating foam protects you from cold and damp, providing complete insulation from the ground. Molded in a single piece, EVA has no joints and is therefore 100% waterproof. This material, filled with thousands of microscopic air bubbles, offers high thermal efficiency and excellent shock- and vibration-absorbing properties.
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Metal-free safety footwear
Our metal-free safety shoes with composite toecaps are renowned for their lightness and flexibility. And thanks to their Kevlar anti-perforation soles, they offer greater flexibility for optimum comfort when walking!
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The performance of Primaloft insulation®
Our thermally efficient® Primaloft insulation will impress you with its optimal moisture management and exceptional breathability. Primaloft® wicks moisture away from your feet and keeps them warm and dry, so you can face the rigors of winter in comfort!
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Water- and dirt-repellent treatment
Made from high-quality fibers, this fabric has also been treated to repel water and dirt for easy care of your workwear.
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