{"product_id":"nevvis-dynamic-spring-insoles-high-arch-support-for-flat-feet-250-lb-work-boots-1-pair","title":"NEVVIS Dynamic Spring Insoles – High Arch Support for Flat Feet, 250 lb Work Boots (1 Pair)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMeet NEVVIS Dynamic Spring Insoles, crafted to blend arch support, shock absorption, and energy return for days on your feet. Designed for both men and women, these insoles fit most work boots and casual shoes, supporting active use up to 250 lb. They aim to comfort the arches and stabilize the foot during a long shift, hike, or daily commute.\u003c\/p\u003e\n\u003ch3\u003eWhat makes them unique\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e5-Spring Propulsion System: Five medical-grade steel springs absorb heel strike impact and convert some energy into forward momentum. Independent third-party tests suggest a potential 2%–5% improvement in running pace, depending on activity and terrain.\u003c\/li\u003e\n  \u003cli\u003eTriple-Layer Impact Defense: A PU base cushions the arch, a Premium PORON forefoot pad shields the balls of the feet, and a rigid TPU heel cup locks the springs in place, delivering durable support—twice the longevity of typical foam or gel insoles.\u003c\/li\u003e\n  \u003cli\u003eOrthopedic-Grade Arch Support: A TPU bridge redistributes plantar pressure—about two-thirds of it—compared with around 40% for many plastic arches, offering steady support for overpronation and everyday comfort.\u003c\/li\u003e\n  \u003cli\u003eFirm Arch Support + Spring Shock Absorption: Built-in springs maintain support while cushioning impacts, potentially reducing strain on knees and back during long wear, and addressing common foot concerns such as plantar fasciitis, high arches, and flat feet.\u003c\/li\u003e\n  \u003cli\u003e360° Adaptive Design: Trim-to-fit shaping ensures a custom fit, and the moisture-wicking top fabric helps manage odor. A 90-day “Run Test” guarantee backs the experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho may benefit\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePeople with plantar fasciitis or flat feet seeking enhanced arch support.\u003c\/li\u003e\n  \u003cli\u003eIndividuals who overpronate and want balanced foot pressure distribution.\u003c\/li\u003e\n  \u003cli\u003eWorkers and travelers who spend hours standing or walking in boots or sneakers.\u003c\/li\u003e\n  \u003cli\u003eAnyone who wants a snug, durable insert that fits trim-to-fit in most footwear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBreak them in gradually: start with 15–30 minutes of wear and increase over several days.\u003c\/li\u003e\n  \u003cli\u003ePair with breathable socks and dry interiors to maintain freshness.\u003c\/li\u003e\n  \u003cli\u003eRemove existing insoles, insert the NEVVIS pair, and ensure proper heel alignment for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What makes NEVVIS Dynamic Spring Insoles different from standard insoles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A five-spring propulsion system, multi-layer cushioning, and an orthopedic arch support help distribute pressure and cushion the heel for everyday use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these insoles suitable for work boots and for both men and women?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—trim-to-fit for most boots and pairs, with a 250 lb rating and moisture-wicking top for comfort on long shifts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NEVVIS","offers":[{"title":"Default Title","offer_id":47965680337118,"sku":"B0FJSFJJZ6","price":77.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/2196\/7582\/files\/nevvis-dynamic-spring-insole-heel-cup.jpg?v=1773128415","url":"https:\/\/ariavit.ca\/products\/nevvis-dynamic-spring-insoles-high-arch-support-for-flat-feet-250-lb-work-boots-1-pair","provider":"Ariavit | Premium Vitamins, Essential Supplements \u0026 Wellness in Canada","version":"1.0","type":"link"}