{"product_id":"new-balance-fuelcell-supercomp-trainer-v3-running-shoe-marathon-foam","title":"New Balance FuelCell Supercomp Trainer V3 Running Shoe - Marathon foam","description":"\u003cp\u003eOur review of the New Balance FuelCell Supercomp Trainer V3 finds it best suited to serious road runners training for half- and full-marathons who want a propulsive, lightweight ride. The single biggest reason to consider these shoes is the combination of the FuelCell midsole foam and the Energy Arc carbon fiber plate geometry, which together deliver a noticeably forward-driving feel that helps sustain pace on long runs without adding unnecessary weight.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuelCell midsole:\u003c\/strong\u003e Delivers a propulsive feel underfoot and includes approximately 3% bio-based content to reduce environmental impact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Arc carbon plate:\u003c\/strong\u003e Sport-specific plate geometry with midsole voids stores and returns more energy to maintain momentum during long efforts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngular midsole design:\u003c\/strong\u003e Reduces unnecessary material and overall weight while preserving structure for sustained runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutsole traction:\u003c\/strong\u003e A purpose-designed outsole pattern provides reliable grip on road surfaces encountered during training.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow stack drop:\u003c\/strong\u003e Approximately 4 mm drop encourages a more efficient toe-off and a responsive transition.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe FuelCell Supercomp Trainer V3 is aimed at runners preparing for half-marathons and marathons who prioritize energy return and a forward-driving ride. It suits training plans that include tempo runs, long steady efforts, and race-pace workouts where responsiveness and lightweight structure help conserve energy.\u003c\/p\u003e\u003cp\u003eRunners seeking plush, maximal cushioning or a very wide toe box should look elsewhere; customers report mixed opinions on cushioning depth and a narrower toe fit. Those needing a very stable, maximal-cushion daily trainer might prefer a different model.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePropulsive feel from the FuelCell midsole and Energy Arc plate enhances forward momentum.\u003c\/li\u003e\n\u003cli\u003eLightweight construction supports faster training without excessive fatigue.\u003c\/li\u003e\n\u003cli\u003eOutsole design offers dependable traction for road running.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCushioning receives mixed feedback and may feel less plush than some prior versions to certain runners.\u003c\/li\u003e\n\u003cli\u003eSome users report a narrower toe box and occasional upper fit issues that affect foot comfort.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eFuelCell Supercomp Trainer V3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMidsole\u003c\/td\u003e\n\u003ctd\u003eFuelCell foam with ~3% bio-based content\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlate\u003c\/td\u003e\n\u003ctd\u003eEnergy Arc carbon fiber plate geometry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eApproximately 4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign focus\u003c\/td\u003e\n\u003ctd\u003eHalf- and full-marathon training\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutsole\u003c\/td\u003e\n\u003ctd\u003eRoad traction pattern\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe New Balance FuelCell Supercomp Trainer V3 is a strong choice for marathon-focused runners who want a lightweight, energy-returning trainer that helps maintain pace on long runs. It represents good value for those who prioritize responsiveness and weight savings, though runners who need plush cushioning or a roomier toe box should try before committing.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre these shoes good for race day?\u003c\/strong\u003e\u003cbr\u003eThey can be used for race day by runners who prefer a responsive, lightweight feel and want an energy-returning shoe for half- or full-marathons.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo they have eco-friendly materials?\u003c\/strong\u003e\u003cbr\u003eThe midsole contains approximately 3% bio-based content derived from renewable resources to help reduce carbon footprint.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow is the fit?\u003c\/strong\u003e\u003cbr\u003eFit is mixed: many find the shoe fits well and feels light, but some runners report a narrower toe box and occasional upper fit concerns.\u003c\/p\u003e","brand":"New Balance","offers":[{"title":"Default Title","offer_id":48196456120539,"sku":"B0DJV6FLST","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61QKlqpWyPL._AC_SL1500_039bcd6f-34b9-41aa-b6a2-f14cc562555f.jpg?v=1770225250","url":"https:\/\/gearmusthave.com\/products\/new-balance-fuelcell-supercomp-trainer-v3-running-shoe-marathon-foam","provider":"GearMustHave","version":"1.0","type":"link"}